| Singles | |
|---|---|
| 2024 Cleveland Open | |
| Champion |  Patrick Kypson |
| Runner-up | Ethan Quinn |
| Score | 4–6, 6–3, 6–2 |
Aleksandar Kovacevic was the defending champion [1] but chose not to defend his title.
Patrick Kypson won the title after defeating Ethan Quinn 4–6, 6–3, 6–2 in the final.
James Duckworth (semifinals) Zachary Svajda (first round) Emilio Nava (quarterfinals) Denis Kudla (semifinals) Patrick Kypson (champion) Tennys Sandgren (quarterfinals) Mitchell Krueger (second round) Aidan Mayo (first round)| Semifinals | Final | ||||||||||||
| 1 | James Duckworth | 3 | 61 | ||||||||||
| 5 | Patrick Kypson | 6 | 77 | ||||||||||
| 5 | Patrick Kypson | 4 | 6 | 6 | |||||||||
| Ethan Quinn | 6 | 3 | 2 | ||||||||||
| 4 | Denis Kudla | 3 | 4 | ||||||||||
| Ethan Quinn | 6 | 6 | |||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | J Duckworth | 6 | 6 | ||||||||||||||||||||||||
| T Kodat | 3 | 0 | 1 | J Duckworth | 6 | 6 | |||||||||||||||||||||
| Q | Patrick Maloney | 6 | 6 | Q | P Maloney | 4 | 3 | ||||||||||||||||||||
| LL | Ezekiel Clark | 2 | 3 | 1 | J Duckworth | 6 | 7 | ||||||||||||||||||||
| WC | Quinn Vandecasteele | 6 | 4 | 77 | WC | Q Vandecasteele | 3 | 5 | |||||||||||||||||||
| B Kuzuhara | 4 | 6 | 63 | WC | Q Vandecasteele | 6 | 67 | 7 | |||||||||||||||||||
| Alt | T Fancutt | 4 | 5 | 7 | M Krueger | 4 | 79 | 5 | |||||||||||||||||||
| 7 | M Krueger | 6 | 7 | 1 | J Duckworth | 3 | 61 | ||||||||||||||||||||
| 3 | E Nava | 77 | 6 | 5 | P Kypson | 6 | 77 | ||||||||||||||||||||
| Q |  GA Boitan | 64 | 1 | 3 | E Nava | 6 | 6 | ||||||||||||||||||||
 Lucas Gerch | 3 | 2 | Q |  P Brady | 3 | 2 | |||||||||||||||||||||
| Q | Patrick Brady | 6 | 6 | 3 | E Nava | 6 | 61 | 4 | |||||||||||||||||||
| WC | Murphy Cassone | 6 | 79 | 5 | P Kypson | 4 | 77 | 6 | |||||||||||||||||||
| Alt |  R Cid Subervi | 1 | 67 | WC | M Cassone | 4 | 64 | ||||||||||||||||||||
| Nathan Ponwith | 3 | 2 | 5 | P Kypson | 6 | 77 | |||||||||||||||||||||
| 5 | P Kypson | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | T Sandgren | 66 | 7 | 6 | |||||||||||||||||||||||
| T Handel | 78 | 5 | 4 | 6 | T Sandgren | 6 | 77 | ||||||||||||||||||||
| S Fanselow | 77 | 6 | S Fanselow | 0 | 64 | ||||||||||||||||||||||
| Q | William Grant | 63 | 1 | 6 | T Sandgren | 4 | 7 | 2 | |||||||||||||||||||
| Alt | N Rubin | 5 | 6 | 7 | 4 | D Kudla | 6 | 5 | 6 | ||||||||||||||||||
| Q |  M Pecotić | 7 | 3 | 5 | Alt | N Rubin | 1 | 3 | |||||||||||||||||||
| WC | K Smith | 6 | 4 | 4 | 4 | D Kudla | 6 | 6 | |||||||||||||||||||
| 4 | D Kudla | 1 | 6 | 6 | 4 | D Kudla | 3 | 4 | |||||||||||||||||||
| 8 | Aidan Mayo | 3 | 3 | E Quinn | 6 | 6 | |||||||||||||||||||||
| E Quinn | 6 | 6 | E Quinn | 6 | 4 | 6 | |||||||||||||||||||||
| Q | S Kozlov | 3 | 6 | 77 | Q | S Kozlov | 2 | 6 | 3 | ||||||||||||||||||
| S Kirchheimer | 6 | 1 | 63 | E Quinn | 79 | 5 | 6 | ||||||||||||||||||||
| T-S Kwiatkowski | 6 | 6 | T-S Kwiatkowski | 67 | 7 | 4 | |||||||||||||||||||||
| N Chappell | 3 | 2 | T-S Kwiatkowski | 6 | 77 | ||||||||||||||||||||||
 J Trotter | 4 | 6 | 77 | J Trotter | 4 | 63 | |||||||||||||||||||||
| 2 | Z Svajda | 6 | 3 | 61 | |||||||||||||||||||||||
Defending champion Andre Agassi defeated Arnaud Clément in the final, 6–4, 6–2, 6–2 to win the men's singles tennis title at the 2001 Australian Open. It was his third Australian Open title and seventh major title overall.
Defending champion Patrick Rafter defeated Mark Philippoussis in the final, 6–3, 3–6, 6–2, 6–0 to win the men's singles tennis title at the 1998 US Open. It was his second major singles title.
Pete Sampras defeated the defending champion Patrick Rafter in a rematch of the previous year's final, 7–6(9–7), 6–3 to win the singles tennis title at the 1999 Cincinnati Masters.
Taylor Harry Fritz was the defending champion, but is no longer eligible to compete.
Félix Auger-Aliassime was the defending champion, but chose not to participate.
Juan Carlos Aguilar and Felipe Meligeni Alves were the defending champions, but both players were ineligible to participate.
Jason Kubler was the defending champion but chose not to defend his title.
Max Purcell and Luke Saville were the defending champions but only Purcell chose to defend his title, partnering Marc Polmans. Purcell withdrew before his semifinal match against Chung Yun-seong and Aleksandar Kovacevic due to injury.
Christopher Eubanks was the defending champion but lost in the final to Ben Shelton.
Stefan Kozlov was the defending champion but lost in the first round to Prajnesh Gunneswaran.
Dominic Stricker was the defending champion but chose not to defend his title.
This was the first edition of the tournament.
Stefanos Tsitsipas defeated Alex de Minaur in the final, 6–3, 6–4 to win the singles title at the 2023 Los Cabos Open. It was his tenth ATP Tour singles title.
Adam Walton was the defending champion but lost in the second round to Patrick Kypson.
Zhang Zhizhen was the defending champion but chose not to defend his title.
Ben Shelton was the defending champion but chose not to defend his title.
Ben Shelton defeated the defending champion Frances Tiafoe in the final, 7–5, 4–6, 6–3 to win the singles tennis title at the 2024 U.S. Men's Clay Court Championships. It was his second career ATP Tour title, and his first on clay. Shelton became the youngest player to win the tournament since Andy Roddick in 2002.
Daniel Altmaier was the defending champion but chose not to defend his title.
Zizou Bergs was the defending champion and successfully defended his title after defeating Mitchell Krueger 6–4, 7–6(11–9) in the final.
Facundo Díaz Acosta was the defending champion but chose not to defend his title.