Mark Johnston is a former freestyle swimmer from Canada, who competed at two consecutive Summer Olympic Games, Sydney, Australia in 2000 and Athens, Greece in 2004. Johnston's consecutive 10-year run on the Canadian national team was longer than any other current swimmer at the time. Born and raised in St. Catharines, Ontario, he was named to the national team in 1996 while swimming for Swim Brock Niagara. He went on to win numerous medals on the world stage throughout his career representing Canada at two Commonwealth Games, five World Championships, the Pan-American Games, three Pan-Pacific Aquatic Championships, and several other major international competitions. He is a 14-time national champion, world championship bronze medallist and Olympic finalist in the men's 4 x 200-metre freestyle relay. Mark attended the University of British Columbia and was inducted into the St. Catharines Sports Hall of Fame in 2017.
Mark Johnston, Canadian swimmer
On August 31, in the year 1979, Mark Johnston, Canadian swimmer. This event is recorded as a Notable Births event in the history of August 31, one of 456 recorded events on this date across all of history.
1 notable person is associated with this event, including Mark Johnston (swimmer). Learn more below.
Key Facts
- This event took place on August 31, 1979 (AD era).
- It is categorised as a Notable Births event in recorded history.
- Referenced in 1 Wikipedia article.
- 1 notable person is recorded as involved in or associated with this event.
- Wikipedia source last updated on 5 August 2026.
On This Date in History 456
This article draws on content from Wikipedia, available under CC BY-SA 4.0.
People Involved
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