|Position(s)||Quarterback & Halfback|
|College||Sarnia Collegiate Institute and Technical School|
|1939–42||Ottawa Rough Riders|
|Career highlights and awards|
|CFL All-Star||1936, 1942,|
|Awards||1945 - Imperial Oil Trophy|
|Honours||Grey Cup champion - 1936, 1940|
Coming straight from high school, McWatters played for his hometown Sarnia Imperials from 1935 to 1938, with his finest season being 1936, when he won the Grey Cup and was an all-star. He next played four seasons with the Ottawa Rough Riders where he won another Grey Cup in 1940 and was an all-star in 1942. After one season with the Ottawa Combines, he finished his career playing four seasons for the Ottawa Trojans, the highlight coming in 1945 when he won the Imperial Oil Trophy as OFRU most valuable player.
- Capital Region Football: Ottawa Rough Riders all-time roster Archived 2012-03-03 at the Wayback Machine.
- Capital Region Football: Ottawa Trojans all-time roster
- Arnie McWatters Awarded Valuable Player Trophy Ottawa Citizen, November 19, 1945
- Ravens Coaches
- 1991 Inductees