2023 U.S. Men's Clay Court Championships

The 2023 U.S. Men's Clay Court Championships (also known as the Fayez Sarofim & Co. U.S. Men's Clay Court Championships for sponsorship purposes) was a tennis tournament played on outdoor clay courts.

It was the 53rd edition of the U.S. Men's Clay Court Championships, and an ATP Tour 250 event on the 2023 ATP Tour. It took place at River Oaks Country Club in Houston, Texas, United States from April 3 through 9, 2023.

Singles

 * 🇺🇸 Frances Tiafoe def. 🇦🇷 Tomás Martín Etcheverry, 7–6(7–1), 7–6(8–6)

Doubles

 * 🇦🇺 Max Purcell / 🇦🇺 Jordan Thompson def. 🇬🇧 Julian Cash / 🇬🇧 Henry Patten, 4–6, 6–4, [10–5]

Prize money

 * per team

Seeds

 * Rankings are as of 20 March 2023.

Other entrants
The following players received wildcards into the main draw:
 * 🇺🇸 Steve Johnson
 * 🇺🇸 Jack Sock
 * 🇪🇸 Fernando Verdasco

The following players received entry via the qualifying draw:
 * 🇩🇪 Yannick Hanfmann
 * 🇨🇿 Tomáš Macháč
 * 🇦🇺 Aleksandar Vukic
 * 🇯🇵 Yosuke Watanuki

The following player received entry as a lucky loser:
 * 🇧🇪 Zizou Bergs

Withdrawals

 * 🇷🇸 Filip Krajinović → replaced by Gijs Brouwer
 * 🇫🇷 Adrian Mannarino → replaced by 🇺🇸 Aleksandar Kovacevic
 * 🇺🇸 Brandon Nakashima → replaced by 🇧🇪 Zizou Bergs
 * 🇨🇳 Wu Yibing → replaced by 🇩🇪 Daniel Altmaier

Seeds

 * Rankings are as of 20 March 2023

Other entrants
The following pairs received a wildcard into the doubles main draw:
 * 🇺🇸 William Blumberg / 🇺🇸 Christian Harrison
 * 🇺🇸 Hunter Reese / 🇺🇸 Reese Stalder

Withdrawals

 * Cristian Garín / 🇪🇨 Emilio Gómez → replaced by 🇧🇴 Hugo Dellien / 🇪🇨 Emilio Gómez