What year was the Mad Men actor who played Betty's ex-husband on the show born?
Public Relations (Mad Men):  Meanwhile, Don's ex-wife Betty (January Jones) is struggling to fit in with her new family, and Don encounters problems in his romantic life. Jon Hamm: Jonathan Daniel Hamm (born March 10, 1971) is an American actor, director, and television producer best known for playing advertising executive Don Draper for the AMC television drama series, "Mad Men" (2007–2015).
1971