The 46-year-old actor won the award for Best Actor in a Movie or Limited Series for his work on Fargo.
Mary are now in a relationship and they shared a cute kiss after his win!
Mary is wearing a Delpozo dress, Charlotte Olympia heels, an Anya Hindmarch clutch, and Irene Neuwirth jewelry.
Carrie is wearing a Reem Acra dress, Marc Jacobs shoes, a Jimmy Choo clutch, and John Hardy jewelry.
Source : http://www.justjared.com/2018/01/11/ewan-mcgregor-wins-at-critics-choice-awards-2018-attends-with-mary-elizabeth-winstead/