Fergie (5’3″) and Josh Duhamel (6’2″) – 11 inches
Fergie's rise to fame with the Black Eyed Peas coincided with her blossoming romance with actor Josh Duhamel. The singer crossed paths with Duhamel when her rap group made a guest appearance at his Las Vegas show.
Following their meeting, Fergie and Duhamel tied the knot in 2009 and welcomed their son, Axl Jack. However, not all relationships are meant to last, and the couple eventually parted ways in 2017.