Katherine Plouffe (born September 15, 1992) is a Canadian basketball player for Tango Bourges Basket and the Canadian national team, where she participated at the 2014 FIBA World Championship. She is the daughter of Laurie and Daryl Plouffe. She has four siblings; her twin sister, Michelle, played basketball for the University of Utah located in Salt Lake City, Utah, United States, and her older sister, Andrea, played basketball at the University of Washington located in Seattle, Washington.