#5 Hayden Panettiere and Wladimir Klitschko
Hayden Panettiere – famous actress, best-known for her role in the TV series “Heroes” and Wladimir Klitschko – professional Ukranian boxer, have been dating since 2009. Apart from a 13-year age difference, there’s also a 1’3” difference in height between the two. They’re just hilarious! In 2011 the couple broke up, only to get back together and get engaged.