|Born||Grande Prairie, Alberta|
Balderston is a former Canadian Mixed champion, having won the 1992 Canadian Mixed Curling Championship. Balderston most recently competed at the 2012 and 2013 Canadian mixed championships. He finished as the runner-up in 2012 and in sixth place in 2013, when Cheryl Bernard replaced his regular third Desirée Owen.
Balderston has also competed in the Alberta curling provincials multiple times. His best finishes were as the runner-up in 1991, 1992, 2002, and 2004. He was third for Mike Vavrek in 1991 and 1992, when he lost both finals to Kevin Martin, and skipped his own team in 2004 when he lost to Randy Ferbey. He made his final appearance at the Alberta provincials in 2013.
- Cruickshank, Scott (12 November 2012). "Bernard set for Canadian mixed action with Balderston rink". Calgary Herald. Retrieved 23 June 2013.
- Griwkowsky, Con (6 February 2013). "Kurt Balderston makes his farewell appearance at the Alberta Boston Pizza Cup — with a revised crew". Edmonton Sun. Retrieved 22 June 2013.