Michael O'Shea is the head coach of the Winnipeg Blue Bombers of the Canadian Football League (CFL). He is a former Canadian football linebacker and former special teams coordinator of the Toronto Argonauts of the CFL from 2010 to 2013, winning the Grey Cup in 2012. O'Shea played 16 seasons in the CFL for the Hamilton Tiger-Cats and Toronto Argonauts from 1993 to 2008. He retired second all-time in career tackles with 1,154 and is one of only three players to record over 1,000 tackles. He won the CFL's Most Outstanding Canadian Award in 1999 after recording 84 tackles, 13 special teams tackles and three interceptions that year. O'Shea is a three-time Grey Cup champion as a player, having won all three with the Argonauts in 1996, 1997, and 2004. He is also a two-time Grey Cup winning head coach, having won with the Winnipeg Blue Bombers in 2019 and 2021; O'Shea also won the Grey Cup previously as a special teams coach with the Toronto Argonauts in the 100th Grey Cup.

The Winnipeg Blue Bombers are a professional Canadian football team based in Winnipeg, Manitoba. The Blue Bombers compete in the Canadian Football League (CFL) as a member club of the league's West division. They play their home games at Princess Auto Stadium.