Yau Oi (Chinese: 友愛) is an MTR Light Rail stop located at ground level on Yau Oi Road near Yau Oi Car Park, Yau Oi Estate in Tuen Mun District, Hong Kong. It began service on 18 September 1988 and belongs to Zone 2. The stop only has one platform, which is used for the terminus of route 751.