Arnfinn

Arnfinn a Norwegian masculine given name that may refer to
 * Arnfinn Bårdsen (born 1966), Norwegian judge
 * Arnfinn Bergmann (1928–2011), Norwegian ski jumper
 * Jens Arnfinn Brødsjømoen (born 1958), Norwegian politician
 * Arnfinn Engerbakk (born 1964), Norwegian football midfielder
 * Arnfinn Graue (1926–2021), Norwegian nuclear physicist
 * Arnfinn Haga (born 1936), Norwegian teacher and non-fiction writer
 * Arnfinn Heje (1877–1958), Norwegian sailor
 * Arnfinn Hofstad (born 1934), Norwegian businessperson
 * Arnfinn Kristiansen (born 1971), Norwegian bobsledder
 * Arnfinn Laudal (born 1936), Norwegian mathematician
 * Arnfinn Lund (1935–2017), Norwegian horse trainer
 * Arnfinn Moland (born 1951), Norwegian historian
 * Arnfinn Nergård (born 1952), Norwegian politician
 * Arnfinn Nesset (born 1936), Norwegian nurse and serial killer
 * Arnfinn Severin Roald (1914–1983), Norwegian politician
 * Arnfinn Vik (1901–1990), Norwegian politician