Elizabeth L. 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.

Betty McKinnon
Medal record
Women's athletics
Representing  Australia
Olympic Games
Silver medal – second place 1948 London 4x100 metre relay

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