Kozma is a Hungarian surname. Notable people with the surname include:
Andrea Kozma, Austrian field hockey player
Dominik Kozma (born 1991), Hungarian swimmer
Gady Kozma, Israeli mathematician
Imre Kozma (1940–2024), Hungarian Roman Catholic priest and human rights activist
István Kozma (footballer) (born 1964), Hungarian footballer
István Kozma (wrestler) (1939–1970), Hungarian wrestler
Július Kozma (1929–2009), Slovak chess player
Lajos Kozma, Hungarian operatic tenor
László Kozma, Hungarian electrical engineer
László Kozma (rower), Hungarian rower
Louis Kozma, Belgian swimmer
Matthew Kozma, American politician
Mihály Kozma (born 1949), Hungarian footballer
Miklós Kozma (1884−1941), Hungarian politician
Pete Kozma (born 1988), American baseball player
Péter Kozma (politician), Hungarian politician
Péter Kozma (skier) (1961-2023), Swiss-Hungarian alpine skier, Olympian, visual artist, and light artist
Robert Kozma (politician) (born 1983), Serbian politician, journalist, and a member of the National Assembly
Robert Kozma (professor), American professor of mathematics at the University of Memphis
Richárd Kozma, Hungarian footballer
Sándor Kozma, Hungarian politician and jurist
Susan Kozma-Orlay, Hungarian-Australian modernist designer
Tibor Kozma, American conductor, pianist, accompanist, and vocal coach