Actress Katheryn Winnick dating Sofia Vergara's ex

Sofia Vergara's ex-fiance Nick Loeb has struck up a new romance with another actress, Katheryn Winnick.

The Colombian beauty called off her engagement to the businessman in May (14), and went on to date Magic Mike hunk Joe Manganiello, who has since become her new fiance.

Now Loeb has also moved on from the broken relationship by dating Vikings star Winnick.

A source tells UsMagazine.com, "They've been seeing each other for a couple months."

The new couple was spotted attending after parties following the Golden Globe Awards in Los Angeles earlier this month (Jan15) and on Friday (16Jan15), Winnick was photographed holding hands with her new man at the Sunset Tower Hotel.

Manganiello proposed to Modern Family actress Vergara over the Christmas holidays.