Samuel Thomas Harper Morrison (born March 26, 1990, in Olongapo, Zambales[2]), also known as Butch Morrison, is a Filipino taekwondo practitioner.

Being an avid viewer of Power Rangers and Masked Rider, these shows influenced Morrison to take up taekwondo and he started to learn the sport in a local taekwondo gym in Olongapo.

[7] Morrison has competed at the world championships three times.

He attributed his failure to a lack of discipline and composure amidst bad calls, as well as his opponent's tactics.

[11] Morrison's father is a retired American Naval serviceman, and currently teaches History in the District of Columbia, and is based in Maryland.