Cohen seems to be loving daddy duties so far after welcoming Benjamin via surrogate on Feb. 4. "WOW! This is my son, Benjamin Allen Cohen," Cohen shared via Instagram in a sweet post announcing the news. "He is 9 lbs 2 ounces !! 20 inches !! Born at 6:35 pm, PT. He is named after my grandfather Ben Allen. I’m in love. And speechless. And eternally grateful to an incredible surrogate. And I’m a dad. Wow."