Kalniņš

Kalniņš (Old orthography: Kalnin(g); feminine: Kalniņa) is a native Latvian-language topographic surname, derived from the Latvian word for "hill" (kalns). May also be Russified as Kalnin (Калнин, Калнынь). Notable people with the surname include:


 * Alfrēds Kalniņš, Latvian composer
 * Brūno Kalniņš, Latvian social democratic politician and historian
 * Eduards Kalniņš, Latvian general.
 * Gatis Kalniņš, Latvian striker
 * , German-Latvian bishop
 * Imants Kalniņš, Latvian composer
 * Ivars Kalniņš, Latvian film and television actor
 * Jānis Kalniņš, Canadian composer, son of Alfreds
 * Jānis Kalniņš, Latvian ice hockey goaltender
 * Juris Kalniņš (1938–2010), Latvian basketball player and Olympic medalist
 * Klāra Kalniņa (1874–1964),  Latvian feminist, suffragette, editor, and politician
 * Leonīds Kalniņš (born 1957), Latvian politician and general
 * Ojārs Ēriks Kalniņš (1949–2021), Latvian politician and diplomat
 * Pauls Kalniņš, Latvian social democratic politician and four-time acting president
 * Pēteris Kalniņš, Latvian luger
 * Rodrigo Kalniņš, Latvian actor
 * Rolands Kalniņš, Latvian film director
 * Rēzija Kalniņa, Latvian actress
 * Zanda Kalniņa-Lukaševica, Latvian politician