International Association for the Physical Sciences of the Oceans
- Name: International Association for the Physical Sciences of the Oceans
- Alternative Name: IAPSO
- Specification URI: http://iapso.iugg.org/
- Type: consortium
- Disciplines: Oceanography
- Keywords: networking
- Description: IAPSO promotes the study of the physical sciences of the oceans and the interactions taking place at the sea floor, coastal, and atmospheric boundaries by organising international forums and publishing written materials for ocean scientists throughout the world.