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. She was also a member of the New Zealand 3 x 100 yards medley relay team that was disqualified. Individually she placed fourth in the 440 yards freestyle and sixth in the 110 yards freestyle. She also competed in the 440 and 110 yards freestyle at the 1954 British Empire and Commonwealth Games.