Betty McKinnon
| Medal record | ||
|---|---|---|
| Women's athletics | ||
Competitor for  Australia
| ||
| Olympic Games | ||
| Silver | 1948 London | 4x100 metre relay |
Elizabeth L. "Betty" McKinnon (13 January 1925 – 24 June 1981) was an Australian sprinter who won a silver medal in 4 x 100 metres relay with teammates Shirley Strickland, June Maston and Joyce King at the 1948 Summer Olympics in London.