Kinney, 34, and the "Poker Face" songtress, who got engaged this Valentine's Day, are "thinking about kids," reported E! online.
"Oh, sure. I have a bunch of brothers. I grew up with a big family. I want that. I want a brood, you know. I'd like to have a little soccer team and a minivan and all that stuff," he said, when asked about having kids.
Gaga, 29, and the "Zero Dark Thirty" actor met on the set of her 2011 music video "You And I" and later started dating.