Thomas Jacobsen may refer to:
Thomas Jacobsen (sailor) (born 1972), Danish sailor and Olympic champion Thomas Jacobsen (footballer) (born 1983), Norwegian footballer Thomas Jacobsen (sledge hockey) (born 1987), Norwegian ice sledge hockey player Thomas Jacobsen (violin maker), Danish violin maker Thomas Owen Jacobsen (1864–1941), British businessman and Liberal politician
See also Thomas Jakobsen, mathematician, cryptographer, and computer programmer Thomas Holm Jakobsen, Danish sprint canoer