Sorry guys I was wrong! I found some information on internet saying this:

Gwen Crellin was born 1917, 10 years after the races in Isle of Man started.
She passed in 2007. Age 90.

That is Wrong! Gwen Crellin passed in December 2006. Age 89.

Always double check, Always double check, Always double check, Always double check. Always double check what you write on internet!