BABBITT

Set to 3 different clues across 3 published puzzles, most often "Rain Man" family name — The New York Times, Saturday, 26 October 2002.

7 letters

Every clue on record, most used first

"Rain Man" family nameonce
The New York Times — Saturday, 26 October 2002
Novel set in the fictional town of Zenithonce
The New York Times — Saturday, 1 December 2001
Fictional hero from Zenithonce
The New York Times — Friday, 23 October 1998