Jari might mean:
- Jari (dwarf), Norse dwarf
- Jari, Rio Grande do Sul, city in Brazil
- Jari River, northern tributary of the Amazon river on the border between the states of Pará and Amapá in Brazil.
- Jari is also a Finnish male given name
-
- Jari Europaeus, Finnish football (soccer) player and manager
- Jari Isometsä, Finnish cross-country skier
- Jari Kurri, Finnish ice hockey player
- Jari Litmanen, Finnish football (soccer) player
- Jari Lipponen, Finnish archer
- Jari Mäenpää, Finnish heavy metal musician
- Jari Niemi, Finnish football (soccer) player
- Jari Rantanen, Finnish football (soccer) player
- Jari Sillanpää, Finnish singer
- Jari Tervo, Finnish author
- JARI, the Japan Automobile Research Institute
- Jari, Indonesian word for finger