Katheryn Winnick (December 17, 1977) is an Canadian actress of Ukraniane decent, born in Etobicoke, Ontario.
She have been working on TV performing guest-star roles in different TV series since 1999. Lately her main success is the role of Lagertha on historical series Vikings. Katheryn Winnick will be playing lead role on the upcoming Netflix series Wu Assassins.
She fluently speaks Ukraniane (was her naitive tongue till 8 years old). Katheryn Winnick has black belt and had started 3 schools teaching Taekwondo.