Despite giving birth less than two months ago, the Sports Illustrated cover girl looked incredible as she supported her sportsman husband on his big day.
Hannah teamed her ripped skinny jeans with a cream blouse and towering black lace-up heels.
The blonde beauty accessorized with a small black leather Chanel handbag, while opting for low-key hair and make-up for their night out.
Former New York Yankees star Derek looked dapper as ever next to his beautiful wife, wearing a smart navy suit and light blue buttoned-down shirt.
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