;Carsten: •
Carsten Becker (born 1990), German politician •
Carsten Höller (born 1961), German artist •
Carsten Jancker (born 1974), German football player and coach •
Carsten Lichtlein (born 1980), German handball player •
Carsten Niebuhr (1733–1815), German mathematician, cartographer, and explorer in the service of Denmark •
Carsten Pohl (born 1965), German basketball coach •
Carsten Charles Sabathia (born 1980), American baseball player •
Carsten Schatz (born 1970), German historian and politician •
Carsten Schneider (born 1976), German politician •
Carsten Träger (1973–2026), German politician •
Carsten Vissering (born 1997), American bobsledder ;Karsten: •
Karsten Alnæs (born 1938), Norwegian author, historian, and journalist •
Karsten Andersen (1920–1997), Norwegian conductor •
Big Daddy Karsten (born 1989), 2017 Eurovision Jury List; Norwegian Pre-select for Eurovision (Melodi Grand Prix 2021) •
Karsten Buer (1913–1993), Norwegian harness coach •
Karsten Fonstad (1900–1970), Norwegian politician •
Karsten Forsterling (born 1980), Australian rower •
Karsten Isachsen (1944–2016), Norwegian Lutheran priest, essayist and public speaker •
Karsten Jakobsen (1928–2019), Norwegian engineer •
Karsten Johannessen (1925–2018), Norwegian footballer and coach •
Karsten Kroon (born 29 January 1976), Dutch former professional
road bicycle racer •
Karsten Solheim (1911–2000), Norwegian-born American golf club designer and businessman •
Karsten Stolz (1964–2025), German shot putter •
Karsten Warholm (born 1996), Norwegian athlete •
Karsten Wettberg (1941–2026), German football manager ==Surname==