Ray MacDonald (Thai: เรย์ แมคโดนัลด์) (born May 21, 1977) is a Thai actor of Scottish descent. He won Best Actor awards at the Thailand National Film Association Awards in 1997 and 1998 for his roles in Fun Bar Karaoke, the debut feature by Pen-Ek Ratanaruang, and O-Negative, which co-starred Tata Young.