Jon Hamm and Anna Osceola met on the set of Mad Men in 2015. They never married, but Hamm told People in 2012 that Westfeldt was more than just a girlfriend. Jon Hamm told People that Jennifer Westfeldt was more than a girlfriend. The two tied the knot in 2023 at Anderson Canyon in Big Sur, the same location where Mad Men’s finale was filmed. Hamm and Osceola met on the set of Mad Men in 2015, but the two didn’t start seeing each other romantically until 2020.