Katheryn Winnick was born on December 17, 1977 in Etobicoke, Ontario, and is of Ukrainian descent. She spoke Ukrainian as her first language and did not begin speaking English until she was eight years old. She ha… See more

Winnick entered the film industry by teaching martial arts to actors on movie sets; the experience inspired her to pursue professional acting. She was then cast as a series regular on Student Bodies.
Since then… See more

In 2015, Winnick stated she has dual American and Canadian citizenship. Her brothers have made appearances on Vikings.
In March 2022, Winnick, together with her mother, cre… See more