Olwynne

A spelling variation of the Welsh Olwen, this form my lend itself to nickname Wynne or Winnie over Ollie. Meaning "white footprint", the more traditional Olwen appears in Welsh mythology, in which she is the daughter of a giant.

Other variants of the name include Olwenna, Olwin, and Olwyn, though they are rarely used.

Pronounced AHL-win.