Yamm may refer to:
- Yamm (god), the Ugaritic sea and river god
- Yamm (rural locality), a rural locality (village) in Pskov Oblast, Russia
Yamm is a rural locality (a village) in Gdovsky District of Pskov Oblast, Russia, located in the central portion of the district on the Zhelcha River. The population in 2010 was 848. From 1947 to 1958, the village was the administrative centre of Polnovsky District.