Jacqueline "Jackie" Lockhart (born 22 March 1965, Stonehaven, Kincardine and Mearns, as Jacqueline Steele) is a Scottish curler who has competed prolifically in major international competitions for Scotland, and for the Great Britain team that competes at the Olympic Winter Games. In October 2006, Lockhart was a member of the Scottish team that won the European Mixed Curling Championship. She played third for Tom Brewster, Jr. Lockhart, now playing third for Kelly Wood won the bronze medal at the 2007 World Women's Curling Championship in Aomori, Japan.