Sindh Kamalanavin

Personal detailsBornSindh
(1901-06-23)23 June 1901
Died14 April 1976(1976-04-14) (aged 74)
PartyKhana RatsadonSpouseChintana NutipraphaChildren4Military serviceAllegianceSiam (later Thailand)Branch/serviceRoyal Thai Navy1927–1951RankAdmiralBattles/warsSiamese Revolution

Sindh Kamalanavin (23 June 1901 – 14 May 1976), commonly known as Luang Sinthusongkhramchai (Thai: หลวงสินธุสงครามชัย) was a Thai admiral who served as Commander-in-Chief of the Royal Thai Navy in 1934 and then from 1938 to 1951, holding various ministerial roles throughout his career. During the Siamese Revolution of 1932, he emerged as a prominent leader of the Navy faction within the Khana Ratsadon. His efforts to reform the Navy were instrumental in its modernization, notably introducing Thailand’s first submarines.