Colin Tommis (born 1958) is a Welsh composer, songwriter, session guitarist and teacher. He is chairman of the (EGTA). His guitar music has been published by the Associated Board of the Royal Schools of Music, Chanterelle, , Mel Bay and . Since then Tommis has collaborated with musicians such as Huw Warren, Gwyn Evans, and in the recording of many of his own songs. There are two CDs of Tommis' songs: The Cat Lover and Main Beam Blinded. Performances of Tommis' music have been heard in France, Australia, Canada, Argentina and Denmark.