Katheryn is an accomplished martial artist, she received her first Black Belt at the age of 13. After competing in the Canadian Nationals, she proceeded to open several highly-successful Tae Kwon Do schools in and around Toronto. She later trained to become a licensed bodyguard and currently holds a third-degree Black Belt in Tae Kwon Do, along with a second-degree Black Belt in Karate.
Winnick currently resides in Los Angeles.