What’s the biggest age difference you have experienced in a relationship? Lets see how you compare to some celebrity couples past and present. Starting with a cougar age difference of 16 years, Sandra Bullock was 39 when she dated Ryan Gosling at 22. Eight years for Scarlett Johansson, 23, and husband Ryan Reynolds, 31. Ten years for Madonna, 49, and Guy Ritchie, 39. Angelina Jolie, 32, and Brad Pitt, 44, 12 years. Of course the previous relationship of Demi Moore and Ashton Kutcher stood out for its 15 year separation. US Magazine has more.