Glenda Stirling

Glenda Joy Stirling (married name Biddle, born 7 July 1952) is a former New Zealand swimmer who represented her country at the 1968 Summer Olympics and 1970 British Commonwealth Games.

Early life and family
Stirling was born in Auckland on 7 July 1952. Her father was Ivor Gerald Stirling and her mother was Joyce Agnes Stirling (née Hunter), a daughter of politician Lorrie Hunter. She married Jack Edward Biddle, and the couple went on to have five children. Her brother, Ken, was a New Zealand rugby league international, as was her father.

Swimming
Stirling competed in three events at the 1968 Summer Olympics, reaching the final and finishing eighth in the 100 m backstroke. She also competed in the 200 m backstroke and 4 × 100 m medlay relay, but did not progress beyond the heats. At the 1970 British Commonwealth Games in Edinburgh, she competed in the same three events, finishing fourth in both the 100 m backstroke and 4 × 100 m medlay relay, and sixth in the 200 m backstroke.