| Allison Higson | |
| Fullname: | Allison Ann Higson |
| National Team: | Canada |
| Strokes: | Breaststroke, freestyle |
| Club: | Etobicoke Swim Club, University of Calgary, Napa Valley Swim Team |
| Collegeteam: | Stanford University |
| Birth Date: | March 13, 1973 |
| Birth Place: | Mississauga, Ontario, Canada |
| Height: | 1.8m (05.9feet) |
| Weight: | 700NaN0 |
Allison Ann Higson (born March 13, 1973), later known by her married name Allison Cavanaugh, is a former 2-time Olympic breaststroke, individual medley, and freestyle swimmer from Canada. Born in Mississauga, Ontario, she grew up in Brampton, Ontario, a suburb of Toronto. She now lives in Traverse City, Michigan with her husband, Sean, and 2 children.
At the 1986 Commonwealth Games in Edinburgh, Scotland, Higson won gold medals in the women's 100-metre and 200-metre breaststroke, setting new Commonwealth Records in both. Later that summer at the 1986 World Championships in Madrid, Spain, Higson captured a bronze medal in the 200-metre breaststroke event.
At the 1988 Canadian Olympic Trials, in Montreal, Quebec, at the age of 15, Higson broke the women's 200-metre breaststroke World Record in a time of 2:27:27, previously held by Silke Hoerner of East Germany.
Higson also competed at the 1992 Summer Olympics in Barcelona, Spain, in the preliminary heats of the 100-metre and 200-metre freestyle, and placed eighth in final of the women's 4x100-metre freestyle relay as a member of Canada's team.