HELOISE

Set to 2 different clues across 2 published puzzles, most often “Hint offerer” — The New York Times, Sunday, 28 March 2010.

7 letters

Every clue on record, most used first

Hint offereronce
The New York Times — Sunday, 28 March 2010
Popular newspaper columnist who writes for Good Housekeepingonce
The New York Times — Thursday, 3 September 2009