Vanna White's boyfriend, John Donaldson, has a sweet nickname for her. On a recent episode of “Wheel of Fortune," Ryan Seacrest revealed the lovely moniker that Donaldson calls his girlfriend. He said, “During the break, I called Vanna her nickname, 'V-Dubs.' I said, ‘Come on, "V-Dubs," we got to go,' and that’s not the first time, right?”