Kristy Lee Sargeant-Wirtz (born January 24, 1974) is a Canadian former pair skater.

The following season, they won the national silver medal and were assigned to the 1994 Winter Olympics in Lillehammer, where they placed tenth.

In the 1994–95 season, Sergeant/Wirtz won gold at the 1994 Skate Canada International, having placed seventh a year earlier, but dipped to fifth at the Canadian Championships.

The pair would appear at a total of seven World Championships during their career, placing as high as sixth (1997, 1999).

[1] They work as coaches at the Kitchener-Waterloo Skating Club [1], based in Waterloo, Ontario, Canada.