Harlon Klaasen

Harlon Jason Klaasen (born 13 August 1993) is a South African rugby union player who last played for the in the Pro14. He is a utility back that can play as a centre, wing or fullback.

Boland Cavaliers

Klaasen was born in Malmesbury. and represented local provincial side at youth level, starting at Under-19 level in the 2012 Under-19 Provincial Championship. He made his first class debut in the 2014 Vodacom Cup, starting as fullback in their penultimate match against the , further marking the occasion by scoring a try in a 21–28 defeat. He also scored a try in his only appearance in the 2014 Currie Cup qualification series, in a 37–12 victory over the , before reverting to Under-21 level in the 2014 Under-21 Provincial Championship, where he finished as the competition's top try scorer, with 15 tries in just eight matches, scoring four tries in two different matches, against and .

He scored two tries in seven appearances for Boland in the 2015 Vodacom Cup, but didn't feature in the Currie Cup competition.

Hamiltons and Western Province

Klaasen then played amateur club rugby for Hamiltons in 's Super League A competition, where he finished as the 2016 competition's top scorer with 14 tries, earning a contract with Western Province for their 2017 Rugby Challenge squad. He made five appearances, four of them off the bench, for the team that went on to win the competition, beating in the final.

Eastern Province Kings and Southern Kings

In late 2017, Klaasen moved to Port Elizabeth to join the for their 2017 Currie Cup First Division campaign. He made just two starts — a 39–71 defeat to the in Welkom and a 22–66 defeat to the in George — but scored two tries in each of those matches to finish as the Kings second-highest try scorer.

He was called into the squad for their 2017–18 Pro14 campaign and was named on the bench for their match against Welsh side , coming off the bench to score a try and secure a losing bonus point for the Southern Kings in the 30–34 defeat. He made his first start a week later, scoring another try in a defeat to Scottish side . He made a total of nine appearances throughout the season, scoring further tries against and the to finish with a haul of five tries for the Kings, only bettered by winger Yaw Penxe.