Jon Hamm Finally Wins His Overdue Emmy for 'Mad Men,' Thanks Ex Jennifer Westfeldt. by 8:49 PM PDT, September 20, 2015. Playing Jon Hamm Finally Wins His Overdue Emmy for 'Mad Men,' Thanks Ex Jennifer Westfeldt. It took seven years, but it finally happened: Jon Hamm is an Emmy winner. Hamm won his first Emmy for Outstanding Lead Actor in a Drama Series for his critically-acclaimed run as Don Draper in the pop culture-defining AMC series Mad Men, and received the nightâs biggest ovation â and a standing one at that.