Jonny Brownlee, English triathlete
Jonathan Callum Brownlee (born 30 April 1990) is a British professional duathlete and triathlete. He is a six-time World champion (once World Triathlon Series, twice World Sprint Triathlon, three-time World Triathlon Mixed Relay), and one-time Olympic champion (mixed relay) in triathlon.

Brownlee was the 2012 Triathlon World Champion, and the silver medallist in 2013 and 2016. Brownlee is also a two-time World Sprint Triathlon Champion when it was held as a separate event between 2010 and 2011. He is the former Under-23 Triathlon World Champion (2010).

He won the bronze medal in the individual triathlon at the London 2012 Olympic Games, the silver medal in the same race at the Rio 2016 Olympic Games and the gold medal in the mixed relay at the 2020 Summer Olympics in Tokyo.

Brownlee also finished the 2021 Super League Triathlon Championship Series in 3rd place, behind fellow Team Relay member Alex Yee and Olympic bronze medallist, Hayden Wilde of New Zealand. He had finished on the podium at 3 of the 4 Championship Series races.His brother, Alistair Brownlee, is also a triathlon champion, having won the gold medal at both the 2012 and 2016 Olympics.

As of 2022, Jonathan is considered the most decorated triathlete in Olympic history, the only triathlete to achieve 3 Olympic medals, while his brother Alistair, with his two gold medals is considered the most successful triathlete in Olympic history. Between them, the Brownlee brothers, along with Spanish pair Mario Mola and Javier Gomez, and latterly Frenchman Vincent Luis were the dominant male 'Olympic' distance triathetes for most of the 2010's.