On Ting (Chinese: 安定) is an MTR Light Rail stop located at ground level at Tuen Mun Heung Sze Wui Road between On Ting Estate and Yau Oi Estate, in Tuen Mun District.

It began service on 18 September 1988 and belongs to Zone 2.

Currently, route 751 only serves this stop in Tin Yat direction.

Route 507 was extended to Tuen Mun Ferry Pier stop, routes 506 and 612 (both now cancelled) were diverted to Yau Oi, and On Ting station lost its terminus status.

This MTR- or MTR Corporation-related article is a stub.