Ryan Wayne Donowho (born September 20, 1980) is an American actor and musician.
Born in Houston, Texas, Donowho moved to Brooklyn, New York and then to Los Angeles. He was a street musician in New York City as "bucket" drummer. Donowho was bucket drumming in New York City when he was discovered by a modeling agent. He has an older brother, Matthew and a younger brother, Joseph.
His movie debut was in 2001's The Car Thief and the Hit Man. Donowho is known for his work in 2004's Imaginary Heroes with Emile Hirsch. In the film, Donowho plays a sexually ambiguous character.