Transportation Secretary Buttigieg (4)

I believe the answer is:

pete

(Other definitions for pete that I've seen before include "- Sampras, tennis star" , "-- Sampras, tennis ace" , "Small 14 [PETER JONES]" , "- Seeger, US folk singer" , "- Doherty, Babyshambles singer" .)

I've seen this clue in the LA Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.