Olga Kotelko (2 March 1919 – 24 June 2014) was a Canadian track and field athlete.
[3] She held every track and field world record she attempted for her age group.
[4] Kotelko was the 7th of 11 children born to Ukrainian immigrant farmers Wasyl and Ann Shawaga[4] in Smuts, Saskatchewan.
She raised her two children, Nadine and Lynda, and earned a college degree in night classes.
Her muscle fibers at age 91 were found to be remarkably lacking in the mitochondrial decay expected in someone over 65.