Jón Ólafsson
Jón Ólafsson is the name of the following people:
- Jón Ólafsson (Adventurer) (1593–1679), Icelandic editor, journalist, poet and adventurer
- Jón Ólafsson , known as Jón Grunnvíkingur (1705–1779), Icelandic scholar
- Jón Ólafsson (journalist) (1850–1916), Icelandic journalist and author
- Jón Ólafsson (track and field athlete) (born 1941), Icelandic track and field athlete
- Jón Þór Ólafsson (* 1977), Icelandic politician
- Jón Ólafsson (discus thrower) Icelandic discus thrower