HAMLIN

Set to 3 different clues across 5 published puzzles, most often “Lincoln's first vice president” — The New York Times, Thursday, 5 May 2005.

6 letters

Every clue on record, most used first

Lincoln's first vice president3 times
The New York Times — Thursday, 5 May 2005
Hannibal ___, vice president under Abraham Lincolnonce
The New York Times — Monday, 10 January 2011
Vice president after Breckinridgeonce
The New York Times — Thursday, 31 December 2009