Clareburt has been a member of New Zealand Olympic and Commonwealth teams since he first competed at the Bahamas Commonwealth Youth Games in 2017, where he signalled his potential as he won a staggering seven medals. The following year Clareburt shocked the field to win a bronze medal at the Gold Coast Commonwealth Games.

His first Olympic Games was Tokyo 2020 where he made the finals of both the 400m IM and 200m IM, placing seventh and eighth respectively.In 2022, Clareburt set the pool alight to lead a fantastic New Zealand swim team campaign at the Birmingham 2022 Commonwealth Games. The Wellingtonian won two gold medals (400m IM, 200m fly) and one bronze medal (200m IM) as he set the tone for the swim team which won nine medals.

In 2024, he won the World Title in the men's 400m IM. The result following his bronze medal win in the same event in 2019. Clareburt lives in Auckland and is now coached by Mitch Nairn.

🥇 2024 World Champion - Men's 400m Individual Medley

2024 Men's 400m Individual Medley World Champion. Doha 2024. (4:09.72)

‍

🥇 2022 Commonwealth Games Champion - Men's 400m Individual Medley

2022 Commonwealth Games Champion in the Men's 400m Individual Medley (4:08.70) (NR) (OC) (GR)

‍

🥇 2022 Commonwealth Games Champion - Men's 200m Butterfly

2022 Commonwealth Games Champion in the Men's 200m Butterfly (1:55.60)

‍

🥉 2022 Commonwealth Games - Men's 200m Individual Medley

2022 Commonwealth Games Bronze Medalist in the Men's 200m Individual Medley (1:57.59)

‍

🥉 2018 Commonwealth Games - Men's 400m Individual Medley

2018 Commonwealth Games Bronze Medalist in the Men's 400m Individual Medley (4:14.42)