Ayer Kuning (Jawi: اءير كونيڠ; Chinese: 亚逸昆宁) is a mukim and new village in Tampin District, Negeri Sembilan, Malaysia.

[1] It borders Nyalas and Asahan, Malacca to the southwest and south, and Jementah, Johor on the southeast.

The 1,276-metre tall Mount Ledang stands majestically near the tripoint between these states.

Traditionally, it is a chiefdom (luak) under the protection of Johol.

This Negeri Sembilan location article is a stub.