Boyesen is a surname. Notable people with the surname include:
Gerda Boyesen (1922–2005), Norwegian psychologist Hjalmar Hjorth Boyesen (1848–1895), Norwegian-American author and college professor Jens Boyesen (1920–1996), Norwegian diplomat and politician Peter Bøyesen (1799–1867), Norwegian businessperson and politician Pietro Boyesen (1819–1882), Danish photographer Trygve Bøyesen (1886–1963), Norwegian gymnast