 After some success in regional tournaments in the late 1960s and early 1970s, she began to play in international tournaments.She was a member of the Great Britain Curtis Cup team in both 1974 and 1976, represented England in the 1975 European Team Championships, and played for Great Britain & Ireland in the 1976 Espirito Santo Trophy.In 1976, while still an amateur, Lee-Smith won the inaugural Ladies' British Open (now the Women's British Open).