Who did john McEnroe beat in the 1979 US Open?

In the 1979 US Open, John McEnroe defeated Vitas Gerulaitis in the final. McEnroe won the match in straight sets, with a score of 7-6(7-5), 6-3, 6-4, claiming his first Grand Slam title. This victory helped establish McEnroe as a prominent figure in professional tennis.