Suppachai Chimdee (born 5 January 1991) is a retired Thai sprinter who specialized in the 200 and 400 metres.
At the 2010 Asian Junior Championships he won gold medals in the 200 metres, 4 × 100 and 4 × 400.
[3] At the 2010 World Junior Championships he again competed in the 200 metres, reaching the semi-final,[4] and finished sixth in the relay.
At the 2009 Asian Indoor Games he won a silver medal in the 4 × 400 metres relay.
[citation needed] At the 2009 Asian Championships he finished eighth in the 200 metres, fourth in the 4 × 100 and sixth in the 4 × 400.