The list of auxiliary ship classes in service includes all auxiliary ships in naval service in the world. For combatant ships, see the list of naval ship classes in service.
Command and support ships Command ships Andenes command ship Builder: Displacement: 3,000 tons Operator: : 3 in commission
HSwMS Trossö Command ship 2,140 tones Operator:
River command ships Kozara river command ship Builder: Displacement: 600 tons Operator:
Amphibious command ships Blue Ridge-class joint command ship (LCC-19) Builder: Displacement: 19,700 tons Operator: : 2 in commission
Command and support ships Godetia tender Displacement: 2,500 tons Operator:
Multi-role support ships Absalon-class flexible support ship / flexible combat vessel Builder: Displacement: 4500 tons (light), 6,600 tons (full load) Operator: : 2 ships commissioned. (Arguably a support ship, armed as a frigate)
Karel Doorman-class multi-function support ship Builder: Displacement: max 27,500 tons Operator: : 1 commissioned around 2014
multi-role offshore support ship Builder: Displacement: 5,741 tons Operator:
Shichang multi-role training/support ship Displacement: 9,500 tons Operator:
Medical ships Hospital ships Mercy-class hospital ship (AH-19) Builder: Displacement: 69,360 tonnes Operator: : 2 in commission
Project 320A hospital ship Builder: Displacement: 11570 tonnes Operator: : 2 in commission
RFA Argus Primary Casualty Receiving Ship (A135) builder: converted by Displacement: 28,081 tonnes Operator: (Royal Fleet Auxiliary)
Daishan Dao-class hospital ship (866) Builder: Displacement: 14,000 tonnes Operator:
Medical evacuation ships Zhuanghe medical evacuation ship Builder: Operator:
Ambulance transport ships Qiongsha class ambulance transport ship Builder: Displacement: 2,150 tonnes Operator: : 1 in commission
Ambulance craft Beiyi 01-class fast ambulance craft Builder: Operator: : 5 in commission
Ammunition ships Builder: Displacement: 410 tonnes Operator: : 1 in service
Type 072-class ammunition ship Builder: Displacement: 4,170 tonnes Operator: : 3 in service
Missile/rocket ammunition ships Yuan Wang 21 missile/rocket ammunition ship Builder: Displacement: 9,080 tonnes Operator:
Yuan Wang 22 missile/rocket ammunition ship Builder: Operator:
Replenishment ships Fort Rosalie-class replenishment ship Builder: Displacement: 23,890 tons Operator: , ( Royal Fleet Auxiliary), 2 in service
Lewis and Clark-class dry cargo/ammunition ship (T-AKE-1) Builder: Displacement: 41,000 tons Operator: : 14 in commission
Poolster-class replenishment ship Builder: Displacement: 16,836 tons Operator: : 1 in service
Type 903 (Fuchi-class) replenishment ship Builder: Displacement: 20,500 tons Operator: : 2 in commission
Type 903A-class replenishment ship Builder: Displacement: 23,400 tons Operator:
Type 904 (Dayun-class) stores ship Builder: Displacement: 10,975 tons Operator: : 2 in service
Type 908 (Fusu- or Nancang-class) replenishment ship Builder: Displacement: 37,000 tons Operator: : 1 in commission
Westerwald-class transport ship Builder: Displacement: 4,042 tons Operator: : 1 in service
Fast combat support ships Cheonji-class fast combat support ship Builder: Displacement: 9,113 tons Operator : 3 in service
Panshih-class (AOE-532) fast combat support ship Builder: Displacement: 20,000 tons Operator: : 1 in service
Supply-class fast combat replenishment ship (AOE-6) Builder: Displacement: 50,000 tons Operator: : 2 in commission
Type 901 class fast combat support ship Builder: Displacement: 45,000 tons Operator: : 2 in commission Derya class fast combat support ship Builder: Displacement: 26,000 tons Operator: : 1 in service
Tankers Replenishment oilers Akar-class replenishment oiler Builder: Displacement: 19,350 tons Operator: : 2 in service
replenishment oiler Builder: Displacement: 26,000 tons Operator:
Berlin-class (Type 702) combat support ship Builder: Displacement: 20,240 tons Operator : 3 in service
Cantabria (A15) replenishment oiler Builder: Displacement: 19,500 tons Operator: , 1 in service
Durance-class replenishment oiler Builder: / Displacement: 17,900 tons Operators: : 4 in service : 1 in service, former Durance : 1 in service as HMAS Success (built in Australia) HS Orion replenishment oiler Builder: Displacement: 643 tons Operator:
Fort Victoria-class replenishment oiler Builder: Displacement: 32,818 tons Operator: , ( Royal Fleet Auxiliary), 1 in service
Mashū-class replenishment oiler Builder: Displacement: 25,000 tons Operator: : 2 in service
replenishment oiler Builder: / Displacement: 27,500 tons Operator:
Patiño replenishment oiler Builder: Displacement: 17,045 tons Operator: , 1 in service
replenishment tanker Builder: Displacement: 25,000 tons Operator: : 1 in service
Stromboli-class replenishment ship Builder: Displacement: 8,700 tons Operator: : 2 in service
Tide-class replenishment oiler Builder: / Displacement: 39,000 tons Operator: , ( Royal Fleet Auxiliary), 4 in service
Towada-class replenishment oiler Builder: Displacement: 15,000 tons Operator: : 3 in service
Beiyou 572-class replenishment oiler Builder: Operator: : 4 in service
Type 631-class replenishment oiler Builder: Displacement: 2,300 tons Operator: : 7 in service
Type 905 (Fuqing-class) replenishment oiler Builder: Displacement: 21,750 tons Operator: : 1 in service
Transport tankers and oilers Alyay-class fleet oiler (Project 160) Builder: Displacement: 7,225 tons Operator: : 4 in service
Boris Chilikin-class fleet oiler (Project 1559) Builder: Displacement: 22,460 tons Operator: : 4 in service
BAP Tacna fleet oiler Builder: Displacement: 17,040 tons Operator: , 1 in service
Chesapeake-class transport tanker (AOT-5084) Builder: Displacement: 65,000 tons Operator: : 2 in commission
Dubna-class fleet oiler Builder: Displacement: 11,140 tons Operator: : 2 in service
Gus W. Darnell-class transport tanker (AOT-1125) Builder: Displacement: 40,000 tons Operator: : 5 in commission
Henry J. Kaiser-class fleet oiler Builder: Displacement: 42,000 tons Operators: : 13 in commission : 1 in commission
Olekma-class fleet oiler Builder: Displacement: 6,440 tons Operator: : 2 in service
Panarea-class gasoline tanker Builder: Displacement: 863 tons Operator: : 4 in service
Rhön-class tanker Builder: Displacement: 14,169 tons Operator: , 2 in service
Rover-class tanker Builder: Displacement: 11,500 tons (loaded) Operators: , 1 in service , 1 in service ( Royal Fleet Auxiliary), 2 in service
Uda-class fleet oiler (Project 577) Builder: Displacement: 7,160 tons Operator: : 5 in service
Vyaz'ma fleet oiler Displacement: 8,900 tons Operator:
Walchensee-class tanker Builder: Displacement: 2,191 tons Operator: , 2 in service
Wave-class tanker Builder: Displacement: 34,500 tons Operator: , ( Royal Fleet Auxiliary), 2 in service Albay Hakkı Burak class oil tanker Builder: Displacement: 3,200 tons Operator: : 2 in service
Coastal tankers Fuzhou-class coastal tanker Builder: Displacement: 1,200 tons Operator: : 32 in service
Jinyou-class coastal tanker Builder: Displacement: 4,800 tons Operator: : 3 in service
Khobi-class coastal tanker Builder: Displacement: 1,525 tons Operators: : 1 delivered in 1959
Leizhou-class coastal tanker Builder: Displacement: 900 tons Operator: : 9 in service
Type 620 (Shengli-class) coastal tanker Builder: Displacement: 4,940 tons Operator: : 2 in service
Type 632 (Fulin-class) coastal tanker Builder: Displacement: 2,200 tons Operator: : 19 in service
Water tankers Simeto-class water tanker Builder: Displacement: 1,968 tons Operators: : 2 in service : 1 in service
Tenders Elbe-class (Type 404) tender Builder: Displacement: 3,586 tons Operator : 6 in service
Lubin-class small craft support ship Builder: BSO Split Displacement: 880 tons Operator: : 1 in service of 3 built
Rhin-class tender Displacement: 2,445 tons Operator: : 2 in service
Vis small craft command and support ship Builder: ?? Displacement: 680 tons Operator:
Buoy tenders Class A Balsam-class buoy tender Builder: Displacement: 1,025 tons Operators: : 1 delivered in 1997 from the US Coast Guard : 5 in commission
Gasconade-class river buoy tender (WLR-75401) Builder: Displacement: 141 tons Operator: : 9 in commission
Juniper-class buoy tender (WLB-201) Builder: Displacement: 2,000 tons Operator: : 16 in commission
Keeper-class buoy tender Builder: Displacement: 840 tons Operator: : 14 in commission
Ouachita-class buoy tender (WLR-65501) Builder: Displacement: 143 tons Operator: : 6 in service
Type 066 class buoy tender Builder: Displacement: 70 tons Operator:
Type 744-class buoy tender Builder: Displacement: 1750 tons Operator:
Type 911I-class buoy tender Builder: Displacement: 135 tons Operator:
Type 999-class buoy tender Builder: Displacement: 95 tons Operator:
Buoy tugs Alcyon-class ocean tug and buoy tender Displacement: 1,500 tons Operator: : 2 in service
Dive tenders Type 904I-class dive tender Builder: Displacement: 1,354.8 tons Operator:
Type 904II-class dive tender Builder: Displacement: 1,327 tons Operator:
Vulcain diving tender Builder: Displacement: 490 tons Operator:
Submarine tenders Kashtan submersible support ship Displacement: 5,250 tons Operator:
Kommuna submersible support ship Displacement: 2,450 tons Operator:
Malina-class submarine tender (Project 2020) Builder: / Displacement: 13,900 tons Operator: : 3 in service
Mercuur class submarine tender Builder: Displacement: 1,400 Tons Operator:
Pionier Moskvyy-class submersible support ship (Project 05360) Builder: Displacement: 7,960 tons Operator: : 4 in service
Ugra-class submarine tender (Project 1886.1) Builder: Displacement: 9,650 tons Operator: : 2 in service
Type 925 (Dajiang-class) submarine tender and salvage ship Builder: Displacement: 10,087 tons Operator: : 3 in service
Type 926-class submarine support ship Builder: Displacement: 9,500 tons Operator: : 3 in service
Degaussing ships Bereza-class degaussing ship (Project 130) Builder: Displacement: 2,050 tons Operators: : 17 in service : 1 in service
Pelym-class degaussing ship (Project 1799) Builder: Displacement: 1,200 tons Operator: : 17 in service
Type 911 degaussing ship Builder: Operator: : 2 in service
Type 912 degaussing ship Builder: Displacement: 828 tons Operator: : 1 in service
Type 912I degaussing ship Builder: Operator: : 1 in service
Type 912III (Yanbai class) degaussing ship Builder: Displacement: 570 tons Operator: : 1 in service
Type 912IIIA degaussing ship Builder: Operator: : 2 in service
Type 912IIIAH degaussing ship Builder: Operator: : 3 in service
Repair ships Aditya-class replenishment and repair ship Builder: Displacement: 24,612 tons Operator: : 1 in service
Amur-class repair ship (Project 304) Builder: Displacement: 5,500 tons Operator: : 11 in service
Emory S. Land-class submarine tender/repair ship (AS-39) Builder: Displacement: 22,900 tons Operator: : 2 in commission
Garonne-class small repair ship Displacement: 2,320 tons Operator:
Oskol-class repair ship (Project 300/301/303) Builder: Displacement: 2,700 tons Operator: : 8 in service
Type 648 (Dadao-class) submarine repair ship Builder: Displacement: 1,962 tons Operator: : 1 in service
Dry docks 120t class dry dock Builder: Displacement: 526.49 tons Operator: : 1 in service
Dongxiu 912-class dry dock Builder: Operator: : 1 in service