| Type: | tennis tournament |
| San Luis Open | |
| Founded: | [1] |
| Event Name: | San Luis Potosí Open |
| Location: | San Luis Potosí City, Mexico |
| Venue: | Club Deportivo Potosino |
| Atp Category: | ATP Challenger 75 |
| Surface: | Clay / outdoors |
| Atp Draw: | 32S / 24Q / 16D |
| Atp Prize Money: | $82,000 (2024) |
| Wta Tier: | WTA 125 |
| Wta Draw: | 32S / 8Q / 16D |
| Wta Prize Money: | US$115,000 (2024) |
| Men's Singles: |  Nicolás Mejía |
| Men's Doubles: |  Rithvik Choudary Bollipalli Niki Kaliyanda Poonacha |
| Women's Singles: |  Nadia Podoroska |
| Women's Doubles: |  Anna Bondár Tamara Zidanšek |
| Website: | Website |
The San Luis Open[2] also known as the San Luis Potosí Open is a professional tennis tournament played on outdoor red clay courts.
The tournament was founded in 1955 as the San Luis Potosí Tennis Tournament.[3] In 1959 it became known as the San Luis Potosí International.[4]
This event is currently part of the ATP Challenger Tour and the WTA Challenger Tour. It has been organized by the Club Deportivo Potosino in San Luis Potosí City, San Luis Potosí, Mexico, since inception.[5] The women's edition started in 1959 until 2006, it has since been revived in 2023.[4]
Joaquín Loyo-Mayo holds the record for most men's singles titles wins at six.[4] Leonardo Lavalle established the record for men's doubles titles, with four wins. He partnered with a different player each of this time. He hold along with Miguel Ángel Reyes-Varela the record of consecutive victories, three. Leonardo Lavalle, Dick Norman and Marcelo Arévalo were the only players to win both singles and doubles titles the same year.
(incomplete roll)
| Year | Champion | Runner-up | Score | |
|---|---|---|---|---|
| 1955 |  Manuel Gallardo[6] | 6 - 3, 6 - 3, 6 - 4. | ||
| 1956 | Rafael Ortega | Angel Ochoa[7] | 6 - 4, 6 - 3, 6 - 2. | |
| 1957 | Gustavo Palafox | Federico Cervantes | 6 - 3, 6 - 3, 6 - 3. | |
| 1958 | Rafael Osuna | Gustavo Palafox | 6 - 4, 4 - 6, 6 - 2. | |
| 1959 | Gustavo Palafox (2) | Esteban Reyes Jr. | 6 - 0, 6 - 0, 8 - 6. | |
| 1960 | Gustavo Palafox (3) | Esteban Reyes Jr. | 6 - 3, 6 - 4, 7 - 5. | |
| 1961 | Mario Llamas | Francisco Contreras | 6 - 4, 6 - 2. | |
| 1962 | Cliff Drysdale | John Maloney[8] | 6 - 0, 6 - 3. | |
| 1963 | Joaquín Loyo-Mayo | John Maloney | 6 - 4, 3 - 6, 12 - 10. | |
| 1964 |  Don Kierbow[9] | Juan Arredondo | 6 - 3, 0 - 6, 6 - 4. | |
| 1965 | Juan Arredondo | Gabino Palafox[10] | 6 - 3, 6 - 4. | |
| 1966 | Vicente Zarazúa | Lucio Baltazar | 6 - 4, 6 - 3. | |
| 1967 | Joaquín Loyo-Mayo (2) |  Daniel Contet | 6 - 2, 6 - 2. | |
| 1968 | Joaquín Loyo-Mayo (3) |  Pancho Guzmán | 6 - 2, 7 - 5. | |
| ↓ Open Era ↓ | ||||
| 1969 | Tom Gorman |  Chris Bovett | 4 - 6, 6 - 3, 6 - 3. | |
| 1970 | Juan Arredondo |  Ramiro Benavides | 6 - 4, 4 - 6, 6 - 3. | |
| 1971 | Joaquín Loyo-Mayo (4) | Vicente Zarazúa | 7 - 5, 6 - 3. | |
| 1972 | Joaquín Loyo-Mayo (5) | Raul Ramirez | 6 - 2, 6 - 2. | |
| 1973 | Raz Reid | William Brown | 7 - 5, 6 - 4. | |
| 1974 | Joaquín Loyo-Mayo (6) | Roberto Chávez | 6 - 3, 6 - 4. | |
| 1975 | Vicente Zarazúa | Luis Baraldi | 4 - 6, 7 - 6, 6 - 4. | |
| 1976 | Luis Baraldi | Joaquín Loyo-Mayo | 7 - 5, 4 - 6, 6 - 3. | |
| 1977 | Chris Sylvan | Marcelo Lara | 7 - 6, 6 - 4. | |
| 1978 |  Humphrey Hose |  Steve Docherty | 7 - 5, 6 - 3. | |
| 1980[11] | Adolfo Gonzalez | Guillermo Stevens | 6 - 4, 6 - 4. | |
| 1981 | Rick Fagel | Steve Meister | 7 - 6, 6 - 1. | |
| 1984 | Tim Wilkison | Javier Contreras | 6 - 2, 6 - 2 | |
| 1988 | Peter Doohan | 6 - 4, 6 - 4 | ||
| 1989 | Jorge Lozano | 6 - 4, 6 - 4 | ||
| 1990 | Ricki Osterthun | 6 - 4, 6 - 4 | ||
| 1991 |  Pablo Arraya | 6 - 1, 5 - 7, 6 - 3 | ||
| 1992 | Leonardo Lavalle | 6 - 0, 6 - 7, 6 - 4 | ||
| 1993 |  Horst Skoff | 2 - 6, 6 - 2, 6 - 2 | ||
| 1994 | Nicolás Pereira | 6 - 7, 6 - 2, 6 - 2 | ||
| 1995/1997 | Not held | |||
| 1998 | Luis Morejón | 6 - 1, 2 - 6, 6 - 4 | ||
| 1999 | No Draw Information Available[12] | |||
| 2000 | Agustín Calleri | 7 - 5, 6 - 4 | ||
| 2001 | Martín Rodríguez | 6 - 7(7), 7 - 6(2), 7 - 6(8) | ||
| 2002 |  Dick Norman | 2 - 6, 6 - 2, 6 - 4 | ||
| 2003 | Dick Norman (2) | 7 - 5, 0 - 6, 6 - 4 | ||
| 2004 | Mariano Delfino | 6 - 4, 6 - 4 | ||
| 2005 |  Fernando Vicente | 6 - 4, 6 - 4 | ||
| 2006 | Rainer Eitzinger | 6 - 4, 6 - 7(5), 7 - 5 | ||
| 2007 | Fernando Vicente (2) | 6 - 3, 6 - 3 | ||
| 2008 | Brian Dabul | walkover | ||
| 2009 | Santiago Giraldo | 6 - 2, 6 - 7(3), 6 - 2 | ||
| 2010/2011 | Not held | |||
| Rubén Ramírez Hidalgo | 3 - 6, 6 - 3, 6 - 4 | |||
 Alessio di Mauro | 4–6, 6–3, 6–2. | |||
| Paolo Lorenzi | Adrián Menéndez Maceiras | 6–1, 6–3. | ||
| Guido Pella | 6–3, 6–3. | |||
 Peđa Krstin | 6–4, 6–2. | |||
 Andrej Martin | 7–5, 6–4. | |||
| Marcelo Arévalo | 6–3, 6–7(3–7), 6–4. | |||
| Marc-Andrea Hüsler | 7–5, 7–6(7–3). | |||
| 2020/2021 | Not held | |||
| Antoine Bellier | 6–7(2–7), 6–4, 7–5. | |||
| Tomás Barrios Vera | 7–6(8–6), 7–5. | |||
| Nicolás Mejía | 6–1, 5–7, 6–2 |
| Year | Champion | Runner-up | Score | |
|---|---|---|---|---|
| Elisabetta Cocciaretto | 5–7, 6–4, 7–5 | |||
| Nadia Podoroska | 6–1, 6–2 |
| Year | Champions | Runners-up | Score | |
|---|---|---|---|---|
| Aliona Bolsova Andrea Gámiz | 7–6(7–5), 6–4 | |||
| Anna Bondár Tamara Zidanšek | walkover |
