Katheryn Winnick plays the beautiful blonde Lagertha, wife of Ragnar Lothbrok, star of the TV series Vikings, ans is a kind of Nordic Wonder Woman.
Goes to war with the men, she takes care of the home and family and also becomes Earl (Jarl second Nordic terminology). She was never one of those queens who preferred to sit on the throne next to her husband and command silently. So is the character she plays, and so is the same Katheryn Winnick: 3rd dan black belt in Taekwondo and 2nd dan black belt in karate. She also owns the license of bodyguard and operates not one but three schools of martial arts!
Born and raised in Toronto, in a family of Ukrainian origin, Katheryn began studying martial arts at the age of seven years, reaching his first black belt at the age of 13. Katheryn also fluent in the Ukrainian language, which considers its native tongue and began acting in 1999 after studying at the William Esper Studio in New York.
Winnick has appeared in many films, including Two Weeks Notice, Stand Up Guys, Failure to Launch, Love and Other Drugs, and Killers. She has guest starred in numerous television shows, most notably House, The Glades, Bones, Law & Order, Law & Order: Criminal Intent, CSI, CSI: NY, CSI: Miami, Criminal Minds, Person of Interest, and Nikita.