1937 U.S. National Championships – Men's singles

Don Budge defeated Gottfried von Cramm 6–1, 7–9, 6–1, 3–6, 6–1 in the final to win the men's singles tennis title at the 1937 U.S. National Championships.

Seeds
The tournament used two lists of eight players for seeding the men's singles event; one for U.S. players and one for foreign players. Don Budge is the champion; others show the round in which they were eliminated.


 * U.S.


 * 1) 🇺🇸 Don Budge (champion)
 * 2) 🇺🇸 Bobby Riggs (semifinals)
 * 3) 🇺🇸 Frank Parker (semifinals)
 * 4) 🇺🇸 Bryan Grant (quarterfinals)
 * 5) 🇺🇸 Joe Hunt (quarterfinals)
 * 6) 🇺🇸 Hal Surface (fourth round)
 * 7) 🇺🇸 John McDiarmid (third round)
 * 8) 🇺🇸 John Van Ryn (quarterfinals)


 * Foreign


 * 1) 🇩🇪 Gottfried von Cramm (finalist)
 * 2) 🇩🇪 Henner Henkel (second round)
 * 3) 🇯🇵 Jiro Yamagishi (fourth round)
 * 4) 🇬🇧 Charles Hare (quarterfinals)
 * 5) 🇫🇷 Yvon Petra (fourth round)
 * 6) 🇯🇵 Fumiteru Nakano (fourth round)
 * 7) 🇯🇵 Hideo Nishimura (second round)
 * 8) 🇫🇷 Jacques Brugnon (second round)

Key

 * Q = Qualifier
 * WC = Wild card
 * LL = Lucky loser
 * r = Retired