Winifred Clare "Winkie" Ashby (née Griffin, 17 November 1932 – 11 December 2018) was a New Zealand freestyle swimmer.

At the 1950 British Empire Games she won the silver medal as part of the 4 x 110 yards freestyle relay.

[1] She was also a member of the New Zealand 3 x 100 yards medley relay team that was disqualified.

[1] Her only Olympic Games appearance was in 1956 at Melbourne where she swam 100 m and 400 m freestyle, and was eliminated in the heats.

[4] Winifred Ashby died of cancer on the Hibiscus Coast, north of Auckland, on 11 December 2018.