Abbreviations Used in Military Documents and for Medal Inscriptions - Abbreviations: R


R Railways, Royal, Regina, King or Queen (Rex), Royal, River, Regiment(al), Reserve, Regular, Requisition(ed)
R & D Research and Development
R & SRV Roxburgh & Selkirk Rifle Volunteers
R 1-DEVON YEO Royal 1st Devonshire Yeomanry
R ADMIRAL, REAR ADMIRAL, RKMS (Indian Army) Rear Admiral
R ANGLIAN, RANGLIANR Royal Anglian Regiment
R CAN H ART, RCHA Royal Canadian Horse Artillery
R CAN R Royal Canadian Regiment
R CAN SIG ENG Royal Canadian Signal Engineers
R DEVON YEO Royal Devon Yeomanry
R DUB FUS Royal Dublin Fusiliers
R E KENT YEO Royal East Kent Yeomanry
R FUS Royal Fusiliers
R GUERNSEY ART Royal Guernsey Artillery
R GUERNSEY E Royal Guernsey Engineers
R GUERNSEY LI Royal Guernsey Light Infantry
R H GDS, RHG Royal Horse Guards (Blues)
R HIGHRS Royal Highlanders
R INNIS F, R INNIS FUS, R INNISKS Royal Inniskilling Fusiliers
R IR REG, R IRISH, R IRISH REGT Royal Irish Regiment
R IR RIF Royal Irish Rifles
R JAT LI Royal Jat Light Infantry
R JERSEY ART Royal Jersey Artillery
R LANC R, R LANCR Royal Lancaster Regiment
R MALTA A Royal Malta Artillery
R MUN FUS, R MUNS FUS Royal Munster Fusiliers
R N DEVON YEO Royal North Devonshire Yeomanry
R NEWF'D R Royal Newfoundland Regiment
R NORF R Royal Norfolk Regiment
R NORTH'D FUS Royal Northumberland Fusiliers
R of O Reserve of Officers
R SIGNALS, R SIGS Royal Corps of Signals
R TANK R Royal Tank Regiment
R W KENT R Royal West Kent Regiment
R WAR, R WAR R Royal Warwickshire Regiment, Royal Warwickshire Fusiliers
R WDMR, RES WDMSTR Reserve Wardmaster
R WILTS YEO, RWILTSY, RWY Royal Wiltshire Yeomanry (Prince of Wales's Own)
R&A Rations and Allowances
R&D Redesignated & Disbanded Units
R&DU Redesignated and Disbanded Units
R&I Repair & Inspection
R&ISEC Research & Information Section
R&Q Rations & Quarters
R&SofS Remission & Suspension of Sentence
R/A Radio Acoustic
R/C, RC Release Centre
R/S/L Returned Sailing List
R/T Radio Telephony
R1STDY Royal 1st Devon Yeomanry
R22eR, R22R Royal 22e Regiment
RA Royal Artiller, Rear Admiral, Radio Artificer, Radio Technician (Air), Rations, Regiment of Artillery
R-A Rear-Admiral
RA 3rd BS Rear Admiral Third Battle Squadron
RA CH Royal Army Chaplains
RA(A) Rear Admiral Aircraft Carriers
RA(M) Rear Admiral (Minelayers)
RA(No) Rear Admiral (Number) Battle Squadron
RA(V) Rear Admiral (''V'' Force)
RA, 1c (or 2c,3c,4c,5c) Radio Artificer, 1st Class (or 2nd,3rd,4th or 5th Class)
RAA Royal Australian Artillery
RAAF Royal Australian Air Force
RAAFLO Royal Australian Air Force London Office
RAAFNS Royal Australian Air Force Nursing Service
RAAMC Royal Australian Army Medical Corps
RAANC Royal Australian Army Nursing Corps
RAC Royal Armoured Corps, Royal Automobile Club
RACH Royal Army Chaplains' Department, Royal Army Clothing Department
RAChD Royal Army Chaplain's Department
RACOB (WA) Rear Admiral Combined Operations Bast (Western Approaches)
RAD Rear Admiral Destroyers
RADC Royal Army Dental Corps
RadNav Radio Navigator
RadOp Radio Operator
RadSea Radioman (Sea)
RadTech Radio Technician
RAE Royal Aircraft Establishment, Radio Equipment Assistant, Royal Australian Engineers
RAEC Royal Army Education Corps
RAECEF Rear Admiral Escort Carriers Eastern Fleet
RAEFAC Rear Admiral Eastern Fleet Aircraft Carriers
RAF Royal Air Force
RAFA Royal Australian Field Artillery
RAFVR Royal Air Force Volunteer Reserve
RAG Rifles Armoury Guards
RAGA Royal Australian Garrison Artillery
Ragr Radiographer
RALSU Rear Admiral Landing Ships Unallocated
RAMC Royal Army Medical Corps
RAMCO Royal Army Medical Corps Officers
RAN Royal Australian Navy
RANAS(IO) Rear Admiral Naval Air Stations (Indian Ocean)
RANBT Royal Australian Naval Bridging Train
RANC Royal Australian Naval College
RAND INTELL C Rand Intelligence Corps
RANGERS Royal Irish Rangers, Connaught Rangers
RANNS Royal Australian Navy Nursing Service
RANR Royal Australian Navy Reserve
RANVR Royal Australian Naval Volunteer Reserve
RAO Royal Artillery Officers
RAOC Royal Army Ordnance Corps
RAOCO Royal Army Ordnance Corps Officers
RAP Regimental Aid Post
RAPC Royal Army Pay Corps
RAPD Royal Army Pay Department
RAPWI Recovered Allied Prisoners of War and Internees
RAR Rhodesian African Rifles, Royal Australian Regiment
RASC Royal Army Service Corps
RASpec Recreation and Athletic Specialist
RATE Rear Admiral Training Establishments
RAVC Royal Army Veterinary Corps
RB Rifle Brigade (Prince Consort's Own)
RB(IC) Reconnaissance Battalion (In Canada)
RBAA Reserve Brigade Australian Army
RBERKS, RBerksR, RBR Royal Berkshire Regiment
RBH Royal Bucks Hussars
RC Recruiting Centre(s), Release Centre(s), Re-Selection Centre(s), Roman Catholic, Royal Canadians, Reconnaissance Corps, Red Cross, Royal Caterer, Royal Chandler
RC(Ia N) Refugee Camp (Ile aux Noix)
RCA Royal Canadian Artillery, Royal Company of Archers
RCA(CD) Royal Canadian Artillery (Coast Defence Branch)
RCAB Royal Canadian Artillery Band
RCAC Royal Canadian Armoured Corps, Royal Canadian Army Cadets
RCAC(MP) Royal Canadian Artillery Camp (Macauley Plains)
RCACC Royal Canadian Army Chaplain Corps, Royal Canadian Army Cadet Corps
RCACD Royal Canadian Artillery Canadian Division
RCACHC Royal Canadian Army Chaplain Corps
RCAF Royal Canadian Air Force
RCAF(Aux) Royal Canadian Air Force (Auxiliary)
RCAF(PR) Royal Canadian Air Force (Primary Reserve)
RCAF(R) Royal Canadian Air Force (Regular)
RCAHWENDHQS Royal Canadian Artillery, Home War Establishment, National Defence Headquarters Section
RCAMC Royal Canadian Army Medical Corps
RCAMCPST Royal Canadian Army Medical Corps Plastic Surgery Team
RCAMCTC Royal Canadian Army Medical Corps Training Centre
RCAMCTC(R) Royal Canadian Army Medical Corps Training Centre (Reserve)
RCanDns Royal Canadian Dragoons
RCAPC Royal Canadian Army Pay Corps
RCARU Royal Canadian Artillery Reinforcement Unit
RCASC Royal Canadian Army Service Corps
RCASCB Royal Canadian Army Service Corps Band
RCASC-CASF Royal Canadian Army Service Corps - Canadian Active Service Force
RCASCCF Royal Canadian Army Service Corps Company Force
RCASCG Royal Canadian Army Service Corps Group
RCASCHU Royal Canadian Army Service Corps Holding Unit
RCASCRU Royal Canadian Army Service Corps Reinforcement Unit
RCASCTC Royal Canadian Army Service Corps Training Centre
RCASCTCR Royal Canadian Army Service Corps Training Centre Reserve
RCATC Royal Canadian Artillery Training Centre
RCATC(R) Royal Canadian Artillery Training Centre Reserve
RCC Railway Construction Company, Remote Control Officer
RCCRCE Road Construction Company, Royal Canadian Engineers
RCCS Royal Canadian Corps of Signals
RCCSTC(R) Royal Canadian Corps of Signals Training Centre (Reserve)
RCD Royal Canadian Dragoons
RCDC Royal Canadian Dental Corps
RCE Royal Canadian Engineers, Railway Construction Engineer
RCE(NP) Royal Canadian Engineers (Non-Permanent Active Militia)
RCEB Royal Canadian Engineers Bands
RCECO Royal Canadian Engineers Corps Orders
RCEDF Royal Canadian Detachment Force
RCEME Royal Canadian Electrical and Mechanical Engineers
RCESA by HQ Royal Canadian Engineers Section Administered by Headquarters
RCETC Royal Canadian Engineers Training Centre
RCETC(R) Royal Canadian Engineers Training Centre (Reserve)
RCEWDCMHQ Royal Canadian Engineers Works Directorate, Canadian Military Headquarters
RCFA Royal Canadian Field Artillery
RCFC Refreshers Course for Officers
RCFQ Refugee Camp Farnham Quebec
RCGA Royal Canadian Garrison Artillery
RCHA Royal Canadian Horse Artillery
RCHQ Rear Canadian Headquarters
RCIC Royal Canadian Infantry Corps
RCL Royal Canadian Legion
RCM Military Sub-Committee Of the Ministerial Committee on Reconstruction Problems
RCMDS Remote Control Mine Disposal System
RCMP Royal Canadian Mounted Police
RCN Royal Canadian Navy
RCN(R) Royal Canadian Navy (Reserve)
RCNAS Royal Canadian Naval Air Service
RCNB Royal Canadian Naval Barracks
RCNH Royal Canadian Naval Hospital
RCNMR Royal Canadian Naval Monthly Reserve
RCNR Royal Canadian Naval Reserve
RCNR(FR) Royal Canadian Naval Reserve (Fisherman's Reserve)
RCNVR Royal Canadian Naval Volunteer Reserve
RCO Railway Control Officer
RCOC Royal Canadian Ordnance Corps
RCOCAM Royal Canadian Ordnance Corps Army Magazine
RCOCB Royal Canadian Ordnance Corps Band
RCOCCO Royal Canadian Ordnance Corps Orders
RCOCHU Royal Canadian Ordnance Corps Holding Unit
RCOCMG(MD)P Royal Canadian Ordnance Corps Magazine Guard (McGivney Depot) Petawawa
RCOCTC(R) Royal Canadian Ordnance Corps Training Centre (Reserve)
RCPC Royal Canadian Postal Corps
RCR Royal Canadian Regiment
RCRR Royal Canadian Rifle Regiment
RCS Royal Canadian Signals, Royal Corps of Signals, Routing and Convoy Section, Radar and Communication School
RCS ENG, RCSE Royal Canadian Signal Engineers
RCSB Royal Canadian Signals Band
RCSC Royal Canadian Sea Cadets
RCSIGS, RCS Royal Canadian Corps of Signals
RCSME Royal Canadian School of Military Engineering
RCSTC Royal Canadian Signals Training Centre
RCT Royal Corps of Transport
RD Refer to Drawer, Reception (or Release, Repair, Repatriation) Depot, Road, Round, Royal Dragoons
RD FUS, RDF Royal Dublin Fusiliers
RDBW Regimental Depot The Black Watch (Royal Highland Regiment) of Canada
RDC Royal Defence Corps
RdConstCoy Road Construction Company
RdeChat Regiment de Chateauguay
RdeChaud Regiment de Chaudiere
RdeH Regiment de Hull
RdeJol Regiment de Joliette
RdeMais Regiment de Maisonneuve
RdeMont Regiment de Montmagny
RdeStHya Regiment de St Hyacinthe
RDF Radio Direction Finder (Radar)
RDF Radio Direction Finding
RDFMU Radio Direction Finder Maintenance Units
RDFO Radio Direction Finder Officer (Naval)
RDFOU Radio Direction Finder Operating Unit
RDFS Radio Direction Finder School
RDG Royal Dragoon Guards
RDIRCASC Relief Driver Increment, Royal Canadian Army Service Corps
RDLI Royal Durban Light Infantry
RDMHRCAMC Red Deer Military Hospital, Royal Canadian Army Medical Corps
RDOVI Reinforcing Draft Overseas, 14th Reinforcement Draft Overseas
RdrPC(A) Radar Performance Checker (Air)
RdrPC(G) Radar Performance Checker (Ground)
RdrPltr Radar Plotter (Sea)
RdrTec(A) Radar Technician (Air)
RdrTec(G) Radar Technician (Ground)
RdrTech Radar Technician
RduSag Regiment du Saguenay
RDY Royal 1st Devon Yeomanry
RE Royal Engineers, Corps of Royal Engineers, Research Establishment
RE(CW) Research Establishment (Chemical Warfare)
REA Real Estate Advisor
REAR ADMIRAL, RKMS Rear Admiral (Indian Army)
REC Recovery
RECCE Reconnaissance Corps, Reconnaissance, Reconnaître
Recom Decommissioned
Recruits Naval Recruiting Office (Permanent Naval Force)
REDDERSBG CDO Reddersburg Commando
REF Radio Experimental Flight
REF ENG Refrigeration Engineer
REFG GR Refrigeration Greaser
RefTech Refinisher Technician
REG Regular, Regulating, Regulation(s)
Regt, Reg, Rgt, Regtl Regiment
Rehab Rehabilitation
RE-HC Re-Habilitation Course
reinf Reinforcement(s)
REKENTMR, REKMR Royal East Kent Mounted Rifles
rem Remained
REME Corps of Royal Electrical and Mechanical Engineers
REMS Reserve Equipment Maintenance Satellites
REMT DEPT Remount Department
REMU Reserve Equipment Maintenance Units
Rep Repatriated, Representative
Rep Bn Replacement Battalion
RepatDep Repatriation Depot
REPS Royal Engineers Postal Section
REPT reported, Reserve Entry Training Program
Rep't, Reptd, Rept't reported
RERMC Riding Establishment Royal Military College
Res Reserve
RES WD MTE Reserve Wardmaster's Mate
RESO Reserve Entry Scheme - Officers
RESVT Reservist
RETD Retired, Returned
RETP Reserve Entry Training Plan
REV Revolutionary, Reverend
RF Reserve Fleet
RF Royal Fusiliers (City of London Regiment), Reserve Fleet
RFA Royal Field Artillery, Royal Fleet Auxiliary
RFB Reported from Base, Regimental Funds Board
RFC Royal Flying Corps, Reserve Force Centre
RFCNW Royal Flying Corps Naval Wing
RforCMF Reinforcements for Central Mediterranean Force
RFR Royal Fleet Reserve
RFRA Royal Artillery Pre-War Reservist
RFT(S) Reinforcement(s)
RFTP Refresher Flying Training Plan
RG Regulating Petty Officer
RGA Royal Garrison Artillery
RGBW Royal Gloucestershire, Berkshire and Wiltshire Regiment
RGH Royal Gloucestershire Hussars
RGJ Royal Green Jackets
RGR Royal Garrison Regiment, Royal Gurkha Rifles/Regt (the 5th Gurkhas)
RGSS Registrar General of Shipping and Seamen
RGT, REGT Regiment
RH Railhead
RH Royal Hussars (Prince Albert's Own), Railhead
RH &FA Royal Horse and Field Artillery
RHA Royal Horse Artillery
RHA Royal Horse Artillery, Royal Hibernian Academy, Reserve Heavy Artillery
RHACR Rhodesian Armoured Car Regiment
RHAMPS Royal Hampshire Regiment
RHC(ofCan) Black Watch (Royal Highland Regiment) of Canada, Royal Household Cavalry
RHF Royal Highland Fusiliers
RHG/D Royal Horse Guards and Royals Dragoons, (Blues and Royals)
RHIGHRS Royal Highlanders (The Black Watch)
RHKR(V) Royal Hong Kong Regiment (Volunteers)
RHLI Royal Hamilton Light Infantry
RHN Royal Hellenic Navy
RHOD Rhodesia
RHOD VF Rhodesian Volunteer Forces
RHODESIA NREGT Rhodesia Native Regiment
RHODESIAN FF Rhodesian Field Force
RHODESIAN H Rhodesian Horse
RHODNS SAI BGDE Rhodesian South African Infantry Brigade
RHofCAN, RHC, RHRofC Royal Highlanders of Canada
RHQ Regimental Headquarters
RHQRCASC Reconstituted Headquarters, Royal Canadian Army Service Corps
RHR Royal Highland(ers) Regiment
RHSAS Rhodesian Special Air Service
RHU Reserve Holding Unit
RIA Royal Indian Artillery
RIAF Royal Indian Air Force
RIAMC Royal Indian Army Medical Corps
RIF Royal Inniskilling Fusiliers, Royal Irish Fusiliers (Princess Victoria's), Rifles, Rifleman
RIF BRIG, RIFBRIG Rifle Brigade (Prince Consort's Own)
RIIP Reserve Integrated Information Project
RIM(S) Royal Indian Marine (Service)
RIN Royal Indian Navy
RIP Requiescat in peace (May he rest in peace)
RIR Royal Irish Rifles, Royal Irish Regiment
RIRF, RIsFus Royal Irish Fusiliers
RIRRGRS Royal Irish Rangers
RKMS Regimental Quarter Master Sergeant
RLE Radio Location Establishment
RLHQ Rear Link Headquarters
RLI Rand Light Infantry, Rhodesian Light Infantry
RLL(UK) Rotation Leave List (United Kingdom)
RLMSRCCS Railway Line Maintenance Section, Royal Canadian Corps of Signals
RLO Research Liaison Officer (Naval)
RLRCAMC Research Laboratory, Royal Canadian Army Medical Corps
RLU Radio Location Unit
RlwyConst(Op)(Tg)Coy(Gp) Railway Construction (Operating) (Telegraph) Company (Group)
RLY BN EA Railway Battalion Egyptian Army
RLY CC Railway Construction Company
RLY DF Railway Defence Force
RLY PNR REGT Railway Pioneer Regiment
RLY REGT Railway Regiment
Rly, Rlwy railway
RM Royal Marines, Riding Master, Radio Mechanic (Air), Radioman
RM & LIEUT Riding Master and Lieutenant
RM BDE, RM BRIG Royal Marine Brigade
RM BDE, RM BRIG Royal Marine Brigade
RMA Royal Marine Artillery, Royal Military Academy, Royal Malta Artillery, Rear Maintenance Area
RMAS Royal Military Academy Sandhurst
RMB Royal Marine Band
RMBPD Royal Marine Boom Patrol Detachment
RMC Royal Military College (of Canada)
RME Royal Marine Engineers
RMF Royal Munster Fusiliers
RMFA Royal Malta Fencible Artillery, Royal Marine Field Artillery
RMFA Royal Marine Field Artillery
RMG Royal Munster Fusiliers
RMHRCAMC Rideau (or Rimouski) Military Hospital, Royal Canadian Army Medical Corps
RMi Riegelmine
RMLC Royal Marine Labour Corps
RMLI Royal Marine Light Infantry
RMLY Royal Mercian and Lancastrian Yeomanry
RMO Regimental Medical Officer, Royal Marine Office, Reserve of Medical Officers
RMONRE Royal Monmouthshire Royal Engineers
RMontR, RMR Royal Montreal Regiment
RMP Royal Military Police, Rocky Mountain Rangers
RMSCR Royal Marine Support Craft Regiment
RMSF Royal Marine Striking Force
RMSM Royal Marine Submarine Miners
RMSO Royal Marine Signal Office
RMT DEPT Remount Department
RMTC Radio Mechanic's Training Centre
RMTCRCASC Reserve Mechanical Transport Company, Royal Canadian Army Service Corps
RMTech Refrigeration and Mechanical Technician
RMTG Royal Marine Training Group
RN Royal Navy
RN(V)R Royal Naval (Volunteer) Reserve
RNA Royal Naval Academy
RNACD Royal Naval Armoured Car Division
RNAD Royal Navy Armament Depot
RNARY Royal Naval Aircraft Repair Yard
RNAS Royal Naval Air Service
RNASAAC Royal Naval Air Service Anti-Aircraft Corps
RNASBR Royal Naval Auxiliary Sick Berth Reserve
RNAV Royal Naval Artillery Volunteers
RNAWR Royal Naval Auxiliary Wireless Reserve
RNB Royal Naval Barracks
RNBTR Royal Naval Benevolent Trust Representative
RNC Royal Naval College
RNCV Royal Naval Coast Volunteers
RNCVR Royal Navy Canadian Volunteer Reserve
RND Royal Naval Division
RND ENG Royal Naval Division Engineers
RNDEVONY, RNDY Royal North Devon Yeomanry (Hussars)
RNDevonYeo Royal North Devon Yeomanry
RNDVR Royal Navy Canadian Volunteer Reserve
RNF Royal Northumberland Fusiliers
RNLO Royal Naval Liaison Officer
RNMBRRNMWS Royal Naval Motor Boat Reserve
RNMWS Royal Navy Mine Watching Service
RNN Royal Netherlands Navy
RNO Resident Naval Officer (or Overseer)
RNorN Royal Norwegian Navy
RNPS Royal Naval Patrol Service
RNR Royal Naval Reserve, Royal Newfoundland Regiment, Royal Norfolk Regiment
RNR(T) Royal Naval Reserve Trawler Section
RNS Radio and Navigation School
RNSC Royal Navy Staff College
RNSR Royal Naval Special Reserve
RNSWR Royal New South Wales Regiment
RNTE Royal Naval Training Establishment
RNTF Royal Naval Torpedo Factory
RNTS Royal Naval Transport Service
RNV(S)R Royal Naval Volunteer Supplementary Reserve
RNV(W)R Royal Naval Volunteer Wireless Reserve
RNVR Royal Naval Volunteer Reserve
RNVRAAC Royal Naval Volunteer Reserve Anti-Aircraft Corps
RNVRPS Royal Naval Volunteer Reserve Pigeon Service
RNWAR Royal Naval Wireless Auxiliary Reserve
RNWCC Royal Naval War Comforts Committee
RNWL Royal Naval War Libraries
RNWMP Royal Northwest Mounted Police
RNXS Royal Naval Auxiliary Service
RNZA Royal New Zealand Artillery
RNZAF Royal New Zealand Air Force
RNZE Royal New Zealand Engineers
RNZIR Royal New Zealand Infantry Regiment
RNZN Royal New Zealand Navy
RO Roll On, Roll Off
RO Routine Order, Reserve of Officers, Roll On, Roll Off, Records Only, Recruiting (or Report, Reporting, Reinforcement, Retired) Officer, Recruiting Office
ROBERT'S H Robert's Horse
ROC Royal Observer Corps
ROCA Resident Officer Canal Area
ROCMHQ Records Office, Canadian Military Headquarters
ROD Railway Operating Division
ROE Rules of Engagement
RofP Report of Proceedings
ROGRCE Railway Operating Group, Royal Canadian Engineers
ROLSH(RC)CA(AF) Regimental Orders Lord Stratchcona Horse (Royal Canadians) Canadian Army Active Force
RomRsch Communicator Research
RONDEBOSCH DRA Rondebosch Defence Rifle Association
ROO Railway Ordnance Officer
ROp Radio Operator
ROSJD Routine Orders St John's Defences
ROSS BY ART Ross Battery Artillery
ROSS'S SCTS Ross's Scouts
ROTC Reserve Officer's Training Corps, Regular Officers Training Corps
ROTP Regular Officer Training Plan
ROTP(CMC) Regular Officer Training Plan (at Canadian Military Colleges)
ROTP(U) Regular Officer Training Plan (at Civilian Universities)
RO''W''F Routine Orders ''W'' Force
RO''Z''F Routine Orders ''Z'' Force
RP Regimental Police, Rules of Procedure, Refilling Point, Reporting Point, Radar Plot Rate, Reserve Posting, Radar Plotter
RP (Records) Reserve Posting (Records)
RPC, RPR Royal Pioneer Corps
RPIGHQ&LofCT Rear Party Increment General Headquarters & Line of Communication Troops
RPO Regulating Petty Officer
RPSD Reserve Pacific Support Depot
RPV Remotely Piloted Vehicle
RQ&A Rations, Quarters and Allowance
RQM Regimental Quartermaster
RQMS Regimental Quartermaster Sergeant
RQR Royal Queensland Regiment
RR Railroad, Rifle Range, Radiographer
RR of C, RRegC, RRC Royal Regiment of Canada
RR of CAV Reserve Regiment of Cavalry
RR, R/R Railroad
RRA Royal Regiment of Artillery
RRC Royal Regiment of Canada, Royal Rifles of Canada, Royal Red Cross
RRE District Recruiting Establishment
RRF Royal Regiment of Fusiliers
RRFA Royal Regiment of Field Artillery
RRGA Royal Regiment of Garrison Artillery
RRMC Royal Roads Military College
RRR Regina Rifle Regiment, Royal Rhodesia Regiment
RRR Royal Rhodesia Regiment
RRW Royal Regiment of Wales
RS Royal Scots (Lothian Regiment), (Royal Regiment), Recruiting (or Regulating) Station, Reserve Status, Reinforcement Section
RS FUS, RScFus, RSF Royal Scots Fusiliers
RSA Royal School of Artillery
RSAR Royal South Australia Regiment
RSCFC Reinforcement Section Canadian Forestry Corps
RSCOTS Royal Scots (Lothiam Regiment)
RSD Railway Supply Detachment
RSDG Royal Scots Dragoon Guards
RSHQCFC Reinforcemetn Section Headquarters Canadian Forestry Corps
RSM Royal School of Musketry
RSM, RS MJR Regimental Sergeant Major
RSME Royal School of Military Engineering
RSMHRCAMC Rectory Street Military Hospital, Royal Canadian Army Medical Corps
RSO Range Safety Officer, Railhead Supply Officer
RSP Road Staging Post
RSR Royal Sussex Regiment, Raiding Support
RSS Regular (or Regimental) Support Staff, Royal School of Signals
RSTech Radar Systems Technician, Radioman Special Technician
RSU Repair and Salvage Unit
RSussR, R SUSS, RSR, RSX Royal Sussex Regiment
RT Radio Telephony, Radio Technician
RT REV LORD BISHOP Right Reverend Lord Bishop
RTC Reserve Training Centre, Royal Tank Corps, Returned to Corps
RTCRCAR Reserve Training Centre, Royal Canadian Artillery Reinforcements
RTE Railway Transport Establishment
RTM Ready to Move
Rtn Return
Rtns Rations
RTO Regimental (or Railway) Transport Officer, Research Technical Officer, Return to Owners
RTO Return to Owners
RTOSRCCS Railway Telegraph Operating Section, Royal Canadian Corps of Signals
RTR Royal Tank Regiment, Royal Tasmania Regiment
RTTP Reserve Tradesmen Training Plan
RTU Returned to Unit
RU Reinforcement Unit, Radio Unit
RU RIF, RUR Royal Ulster Rifles
RUNDLES SCTS Rundle's Scouts
RUSTENBG CDO Rustenburg Commando
RV Rendezvous point on Patrol
RV(S) Rifle Volunteers
RVB Royal Veteran Battalion(s)
RVC Rifle Volunteer Corps
RVHM Royal Victoria Hospital Montreal
RVM Royal Victorian Medal
RVR Royal Victoria Regiment
RW Recorded Warning
RW KENT, RW KENT R Royal West Kent Regiment
RWAFF Royal West African Frontier Force
RWAR Royal Western Australia Regiment
RWCHRCAMC Roman Way Convalescent Hospital, Royal Canadian Army Medical Corps
RWCRCE Railway Workshop Company, Royal Canadian Engineers
RWF, RWFUS Royal Welsh Fusiliers (redesignated 1921 "Welch")
RWING Reinforcement Wing
RWpgR, RWR Royal Winnipeg Rifles
RWPU Radio Wave Propagation Unit
RWR Royal Warwickshire Regiment, Royal Winnipeg Rifles
RWXY Royal Wessex Yeomanry
RX Army Remount Section, Army Service Corps Number Prefix
Ry Railway
RY BN S & M Railway Battalion Sappers & Miners
RYM Royal Yugoslav
RYPA Roll, Yaw, Pitch and Alter Course
RYR Royal Yeomanry Regiment
RYS Royal Yacht Squadron