Harrison Walsh is a Welsh para discus thrower. He participated at the 2022 Commonwealth Games in the athletics competition, being awarded the bronze medal in the men's discus throw (F44)/(F64) event. Walsh took up discus after a knee injury ended his career as a rugby player at the age of 18. He was due to participate at the 2020 Summer Paralympics in the men's discus event but was unable to start because of an ankle injury.