Royal Thai Navy Fleet Inventory 🇹🇭

Overview

The Royal Thai Navy (RTN) is a moderately-sized naval force with a strategic focus on its immediate maritime surroundings. Its fleet is a mix of aging and modern assets, largely geared towards coastal defense, maritime security, and protection of national interests within the Gulf of Thailand and the Andaman Sea. The backbone of its surface fleet consists of frigates and corvettes, which are supported by a larger number of offshore and coastal patrol vessels. Some of these assets have been acquired from various countries including China, the United States, and South Korea, with a growing emphasis on domestic shipbuilding capabilities.

The RTN’s capabilities are shaped by its diverse fleet. The force includes frigates equipped with surface-to-air and surface-to-surface missiles, as well as anti-submarine warfare capabilities. The RTN also operates a single aircraft carrier, the HTMS Chakri Naruebet, although it currently functions primarily as a helicopter carrier and a platform for disaster relief and training. A significant development in its force structure is the planned acquisition of a submarine fleet, with an agreement in place to procure submarines from China, aiming to enhance its undersea warfare capabilities. The navy's air arm provides maritime patrol, anti-submarine warfare, and search and rescue functions.

Thailand's maritime strategy has seen a shift from ambitions of a blue-water navy to a more pragmatic approach centered on maritime security cooperation, managing non-traditional threats, and collective defense. The navy is actively engaged in combating maritime crimes such as piracy, human trafficking, and illegal fishing. This strategy is operationalized through three Naval Area Commands that cover the northern and southern portions of the Gulf of Thailand and the Andaman Sea. This geographical division allows the RTN to maintain a persistent presence in its key maritime domains.

To maintain and enhance its capabilities, the RTN has several ongoing and planned shipbuilding and modernization programs. These include a major frigate modernization and expansion project, with plans to acquire new vessels through a combination of foreign procurement and local construction. The RTN is exploring partnerships with international shipbuilders for these new frigates. Furthermore, there are efforts to upgrade existing vessels with new combat management and fire control systems. These programs are supported by a domestic shipbuilding industry that has the capacity to construct various classes of naval vessels.

The operational reach of the Royal Thai Navy is primarily regional, extending throughout the Gulf of Thailand and the Andaman Sea. Its mission is centered on safeguarding Thailand's extensive coastlines and maritime economic interests. The RTN actively participates in regional naval exercises with other navies, including those of the United States and China, which enhances interoperability and contributes to regional stability. While the RTN does not possess a significant global power projection capability, its operational reach is sufficient to address its immediate security concerns and contribute to the maritime security of Southeast Asia.

Key facts

Official Name Royal Thai Navy
Country🇹🇭 Thailand
World rank#9
Ships in service301 (as of 2025)
Total ships302
Naval ensign

Ensign of Thailand navy

Number of active ships by category

Ship category Active
Patrol boats 250
Support ships 20
Amphibious ships 14
Frigates 7
Mine Warfare ships 5
Corvettes 5
Submarines 1

Detailed inventory of Thai Navy

Amphibious ships

Type Class Ship Name Hull Number Status Year
Helicopter carrier Chakri Narubet HTMS Chakri Naruebet CVH-911 Active 1997
Amphibious warfare ship Endurance HTMS Angthong LPD-791 Active 2012
Landing craft utility M55 HTMS Mattaphon LCU-784 Active 2010
M55 HTMS Ravi LCU-785 Active 2010
Mannok HTMS Mannok LCU-781 Active 2001
Mannok HTMS Mannai LCU-782 Active 2001
Mannok HTMS Manklang LCU-783 Active 2001
Landing ship tank Sichang HTMS Sichang LST-721 Active 1987
Sichang HTMS Surin LST-722 Active 1988
Landing craft utility Thongkaeo HTMS Thongkaeo LCU-771 Active 1982
Thongkaeo HTMS Thonglang LCU-772 Active 1983
Thongkaeo HTMS Wangnok LCU-773 Active 1983
Thongkaeo HTMS Wangnai LCU-774 Active 1983
Amphibious warfare ship Type 071E HTMS Chang LPD-792 Active 2023

Corvettes

Type Class Ship Name Hull Number Status Year
Anti-submarine warfare corvette Khamronsin HTMS Kamronsin FS-531 Active 1992
Khamronsin HTMS Thayanchon FS-532 Active 1992
Khamronsin HTMS Longlom FS-533 Active 1992
Guided missile corvette Ratanakosin HTMS Ratanakosin FS-441 Active 1986
Anti-submarine warfare corvette Tapi HTMS Khirirat PF-432 Active 1974

Frigates

Type Class Ship Name Hull Number Status Year
Multi-role stealth frigate Bhumibol Adulyadej HTMS Bhumibol Adulyadej FFG-471 Active 2019
Frigate Chao Phraya HTMS Chao Phraya FFG-455 Active 1995
Chao Phraya HTMS Bangpakong FFG-456 Active 1995
Chao Phraya HTMS Kraburi FFG-457 Active 1995
Chao Phraya HTMS Saiburi FFG-458 Active 1995
Naresuan HTMS Naresuan FFG-421 Active 1995
Naresuan HTMS Taksin FFG-422 Active 1995

Mine Warfare ships

Type Class Ship Name Hull Number Status Year
Minesweeper Bang Rachan HTMS Bangrajun MCS-631 Active 1987
Bang Rachan HTMS Nong Sarai MCS-632 Active 1987
Lat Ya HTMS Lat Ya MCS-633 Active 1999
Lat Ya HTMS Tha Din Daeng MCS-634 Active 2000
Thalang HTMS Thalang MCS-621 Active 1980

Patrol boats

Type Class Ship Name Hull Number Status Year
Patrol craft Chonburi HTMS Chonburi FAC-331 Active 1983
Chonburi HTMS Songkla FAC-332 Active 1983
Chonburi HTMS Phuket FAC-333 Active 1983
Hua Hin HTMS Huahin PC-541 Active 2001
Hua Hin HTMS Klang PC-542 Active 2001
Hua Hin HTMS Sriracha PC-543 Active 2001
Offshore patrol vessel Krabi HTMS Krabi OPV-551 Active 2013
Krabi HTMS Prachuap Khiri Khan OPV-552 Active 2019
Patrol craft M21 Tor.228 T.228 Active 2013
M21 Tor.229 T.229 Active 2013
M21 Tor.230 T.230 Active 2013
M21 Tor.232 T.232 Active 2016
M21 Tor.233 T.233 Active 2016
M21 Tor.234 T.234 Active 2016
M21 Tor.235 T.235 Active 2016
M21 Tor.236 T.236 Active 2016
M21 Tor.237 T.237 Active 2016
M21 Tor.261 T.261 Active 2017
M21 Tor.262 T.262 Active 2017
M21 Tor.263 T.263 Active 2017
M21 Tor.264 T.264 Active 2017
M21 Tor.265 T.265 Active 2018
M21 Tor.266 T.266 Active 2018
M21 Tor.267 T.267 Active 2018
M21 Tor.268 T.268 Active 2018
M21 Tor.269 T.269 Active 2018
M21 Tor.270 T.270 Active 2018
M21 Tor.271 T.271 Active 2018
M21 Tor.272 T.272 Active 2018
M21 Tor.273 T.273 Active 2018
M21 Tor.274 T.274 Active 2018
M36 Tor.111 T.111 Active 2014
M36 Tor.112 T.112 Active 2014
M36 Tor.113 T.113 Active 2014
M36 Tor.114 T.114 Active 2020
M36 Tor.115 T.115 Active 2020
M58 HTMS Laemsing PC-561 Active 2016
Riverine patrol boat Mk II None None (39 ships) Active -
Offshore patrol vessel Pattani HTMS Pattani OPV-511 Active 2005
Pattani HTMS Naratiwat OPV-512 Active 2005
Riverine patrol boat R.121 None None (8 ships) Active -
R.21 None None (6 ships) Active -
R.31 None None (132 ships) Active -
R.3130 None None (3 ships) Active -
R.41 None None (3 ships) Active -
R.51 None None (6 ships) Active -
Patrol craft Sattahip HTMS Sattahip PC-521 Active 1983
Sattahip HTMS Klongyai PC-522 Active 1984
Sattahip HTMS Takbai PC-523 Active 1985
Sattahip HTMS Kantang PC-524 Active 1985
Sattahip HTMS Thepa PC-525 Active 1985
Sattahip HTMS Theai Mueang PC-526 Active 1986
Tor 991 Tor.991 T.991 Active 2007
Tor 991 Tor.992 T.992 Active 2007
Tor 991 Tor.993 T.993 Active 2007
Tor 994 Tor.994 T.994 Active 2011
Tor 994 Tor.995 T.995 Active 2011
Tor 994 Tor.996 T.996 Active 2011
Tor 997 Tor.997 T.997 Active 2023
Tor 997 Tor.998 T.998 Active 2023

Submarines

Type Class Ship Name Hull Number Status Year
Submarine Matchanu HTMS Matchanu Ordered -

Support ships

Type Class Ship Name Hull Number Status Year
Training ship Cannon HTMS Pin Klao DE-413 Active 1959
Research and survey vessel Chan HTMS Chan AGOR-811 Active 1961
Replenishment ship Chuang HTMS Chuang YO-841 Active 1966
Chuang HTMS Chik YO-842 Active 1974
Jula HTMS Jula YO-831 Active 1980
Training ship Makut Rajakumarn HTMS Makut Rajakumarn FF-433 Active 1973
Replenishment ship Matra HTMS Matra YO-836 Active 2014
Tugboat Panyee HTMS Panyee YTM-857 Active 2017
Panyee HTMS Lipe YTM-858 Active 2020
Panyee HTMS Ta Chai YTM-859 Active 2023
Research and survey vessel Paruehasabordee HTMS Paruehasabordee AGOR-813 Active 2008
Replenishment ship Proet HTMS Proet YO-834 Active 1969
Proet HTMS Samed YO-835 Active 1970
Prong HTMS Prong YO-833 Active 1941
Tugboat Rin HTMS Rin YTM-853 Active 1981
Samsan HTMS Samsan YTM-855 Active 1994
Samsan HTMS Rad YTM-856 Active 1994
Research and survey vessel Sok HTMS Sok AGOR-812 Active 1982
Replenishment oiler Type 908 HTMS Similan AOR-871 Active 1996
Replenishment ship YOG-5 HTMS Samui YO-832 Active 1947
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