1973 U.S. Pro Tennis Championships – Singles

The 1973 U.S. Pro Tennis Championships – Singles was an event of the 1973 U.S. Pro Tennis Championships tennis tournament and was played on outdoor hard courts at the Longwood Cricket Club in Chestnut Hill, Massachusetts in the United States between July 16 and July 23, 1973. The draw comprised 32 players and two of them were seeded. Bob Lutz was the defending U.S. Pro Tennis Championships champion but withdrew from his first-round match against Brian Gottfried. Jimmy Connors won the title by defeating second-seeded Arthur Ashe 6–3, 4–6, 6–4, 3–6, 6–2 in the final.

Seeds
• # 🇺🇸 Stan Smith (first round)

• # 🇺🇸 Arthur Ashe (final)