Mārtiņš is a Latvian masculine given name. It is a cognate of the name Martin.
Mārtiņš may refer to:
Mārtiņš, ancient Latvian deityMārtiņš Antons (1888–1941), Latvian lawyer and politicianMārtiņš Cipulis (born 1980), Latvian ice hockey left wingerMārtiņš Freimanis (1977–2011), Latvian musician, singer, songwriter, actor and TV personalityMārtiņš Karsums (born 1986), Latvian professional ice hockey playerMārtiņš Ķibilds (born ????), Latvian journalist and television personalityMārtiņš Kravčenko (born 1985), Latvian professional basketball guardMārtiņš Krūmiņš (1900–1992), Latvian-born American Impressionist painterMārtiņš Laksa (born 1990), Latvian professional basketball playerMārtiņš Mazūrs (1908–1995), Latvian cyclist and Olympic competitorMārtiņš Meiers (born 1991), Latvian professional basketball playerMārtiņš Nukša (1878–1942), Latvian diplomat and architectMārtiņš Onskulis (born 1994), Latvian alpine skier and Olympic competitorMārtiņš Peniķis (1874–1964), Latvian military general and commander in chief of Latvian ArmyMārtiņš Pļaviņš (born 1985), Latvian beach volleyball player and Olympic medalistMārtiņš Podžus (born 1994), Latvian tennis playerMārtiņš Porejs (born 1991), Latvian ice hockey playerMārtiņš Raitums (born 1985), Latvian ice hockey goaltenderMārtiņš Roze (1964–2012), Latvian politicianMārtiņš Rubenis (born 1978), Latvian luger and Olympic medalistMārtiņš Saulespurēns (born ????), Latvian inventor and engineerMartins Sirmais (born 1982), Latvian orienteering competitorMārtiņš Skirmants (born 1977), Latvian basketball playerMārtiņš Zīverts (1903–1990), Latvian playwright