Liam Harrison (born 21 September 1983 in Barrow-in-Furness, England), is a rugby league player who plays as a centre. He has spent his whole professional career playing with Barrow Raiders.
Harrison joined his hometown club in 2005, having previously played for local amateur team Barrow Island. Harrison played with Barrow during several promotions and relegations between the Championship and League 1, the highlight of his time being Barrow's victory in the 2009 Championship, when Harrison was named in the league's team of the year. He reached 300 appearances for the Raiders in 2016, and retired at the end of the 2016 season. His testimonial match was held in Barrow between a Cumbrian XIII selected by Harrison, and the Scotland national team.
He is a former Ireland international, and has represented Cumbria against Tonga and the United States as well as playing in the Rugby Union Counties Final at Twickenham. His brother Ben Harrison plays for Warrington Wolves in the Super League.