Tom Park was an Canadian professional marathon swimmer who was inducted in the International Marathon Swimming Hall of Fame in 1968 as an Honour Swimmer. He also crossed the Catalina Channel on 23 September 1954 from Catalina Island to the California mainland in 13 hours 25 minutes, and from the California mainland to Catalina Island on 17 June 1956 in 9 hours 10 minutes. He was a member of the World Professional Marathon Swimming Federation.
Park won the 45 km (28-mile) Saguenay River swim in 1964 in 9 hours 18 minutes and several other professional marathon swims. He won the first 36 km (22.5-mile) Around-the-Island Marathon Swim in Atlantic City, USA in 1954. He won the race again in 1955, but lost by two seconds to Canadian Cliff Lumsdon in 1956. Park and Lumsdon vied for the top spot for the rest of the decade, usually finishing within a few minutes of each other. In the 1960 edition, they tied for second in ten hours, forty minutes and seven seconds. He also competed in the 16 km (10-mile) Hamilton Marathon Swim in Ontario, Canada together with his brother George Park and sister Margaret Park Wisniski.