12:55 PM EDT 11/13/2015
Originally posted 11/11/2015 11:40AM
Jon Hamm and Jennifer Westfeldt have now reunited on both coasts despite splitting in September.
Originally posted 11/10/2015 04:55PM
Westfeldt, 45, held onto Hamm's arm as they made their way inside the IAC building, where Diane Sawyer honored her late husband, director Mike Nichols.
Originally posted 10/15/2015 10:25AM
Newly single Jennifer Westfeldt has been spotted out for the first time since her split from actor Jon Hamm in September.
Originally posted 09/20/2015 08:45PM
Jon Hamm was a no-show on the 2015 Emmys red carpet after splitting from longtime girlfriend Jennifer Westfeldt earlier this month.
Originally posted 09/15/2015 01:50PM
Mad Men Creator Matthew Weiner on Jon Hamm and Jennifer Westfeldt's Split: 'I Wish Them Both the Best'
Originally posted 09/13/2015 12:55PM
After working on seven seasons of Mad Men with Jon Hamm, show creator Matthew Weiner only wants what's best for the actor.
Originally posted 09/11/2015 05:05PM
Newly single Jon Hamm has been spotted for the first time since his split from actress Jennifer Westfeldt after 18 years together.
Originally posted 09/10/2015 01:20PM
Though Jon Hamm and Jennifer Westfeldt officially announced on Monday that they were ending their relationship after 18 years, rumors of a rift had been circulating for months.
A source who worked closely with Hamm, 44, tells PEOPLE that in recent years, Westfeldt had been more like a manager or a mother to the former Mad Men star than a girlfriend.
While the source says Westfeldt, 45, kept a "tight leash" on Hamm, "she would also take care of him and support him" during difficult times – and after hard nights of partying.
Originally posted 09/07/2015 03:15PM
Hamm, 44, and Wesfeldt, 45, often spoke out about their unique romance, touching on everything from their mutual reluctance to marry to the effects of Mad Men – and Hamm's subsequent ascension to heart throb status.
As we add yet another couple to the summer of splits list, we take a look back at the couple's struggles and successes – in their own words.
Originally posted 09/07/2015 03:00PM
Jon Hamm and Jennifer Westfeldt have ended their relationship, PEOPLE confirms exclusively.
"With great sadness, we have decided to separate, after 18 years of love and shared history," the couple tells PEOPLE in a joint statement. "We will continue to be supportive of each other in every way possible moving forward."
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