Joel Cassells (born 15 June 1994) is a British rower[1] who made his mark on the senior stage during his relatively short international career, winning gold at the World and European Championships and is focusing on Coaching the next generation of rowers.

He won the gold medal in the lightweight men's coxless pair competition at the 2015 European Rowing Championships.

He was part of the British team that topped the medal table at the 2015 World Rowing Championships at Lac d'Aiguebelette in France, where he won a gold medal as part of the lightweight coxless pair with Sam Scrimgeour.

[2] He won a bronze medal at the 2016 World Rowing Championships in Rotterdam, Netherlands, as part of the lightweight coxless pair with Sam Scrimgeour.

Joel coached rowing at Kew House School Boat Club in West London.