# Francisco Comesaña

Francisco Comesaña (born 6 October 2000) is an Argentine professional tennis player. He has a career-high ATP singles ranking of world No. 67, achieved on 24 February 2025 and a doubles ranking of No. 257, achieved on 8 May 2023.

## Early life

Francisco Comesaña was born in Mar del Plata, Buenos Aires, to father Agustín and mother Adela. As his surname suggests, his family is of Galician descent. He has one sister, Morena. He began playing tennis around the age of six.
He began his career training at Edison Lawn Tennis in Mar de Plata, which is owned by the family of Horacio Zeballos. In 2021, he moved to Córdoba to train under coach Facundo Argüello. In 2023, he moved back to Buenos Aires to train under coach Sebastián Gutiérrez at the Club de Gimnasia y Esgrima de Buenos Aires.

## Career
### 2022–2023: Maiden Challenger titles

In May 2022, Comesaña won his first ATP Challenger doubles title in Vicenza, partnering Luciano Darderi. The following month, he won back-to-back singles titles at the Corrientes Challenger and the Challenger Tenis Club Argentino, both in his home country and both against Mariano Navone in the final.
In May 2023, he reached the final of the Macedonian Open, but lost to Máté Valkusz. The following week, he won the Internazionali di Tennis Città di Vicenza, defeating Pablo Llamas Ruiz in the final. Later that year, he won his fourth Challenger title at the Svijany Open and reached the final of the Santa Cruz Challenger.

### 2024: ATP debut, top 100, two Major third rounds on debut

In February 2024, Comesaña made his ATP debut at the Córdoba Open as a wildcard, but lost to compatriot and lucky loser Thiago Agustín Tirante in the first round. He qualified for his first ATP 500 tournament at the Rio Open, but lost to fourth seed and compatriot Francisco Cerúndolo in the first round. He entered the Chile Open as a lucky loser, but lost to Juan Pablo Varillas in the first round. After winning the Challenger title at the Open de Oeiras, he reached the top 100 for the first time on 22 April 2024.
Ranked No. 122, Comesaña made his Grand Slam tournament debut at Wimbledon and upset sixth seed Andrey Rublev in the first round in only his second match on grass ever. This was his first win at the ATP level, his first win at a Major, and his first win over a top 10 player. He then defeated Adam Walton to reach the third round. He lost to 25th seed Lorenzo Musetti in four sets.
On his debut at the US Open, he reached again the third round of a Grand Slam, defeating Dominic Stricker in the first round, then upsetting 17th-seed Ugo Humbert in the second round. In October, he won his second Challenger title for the season at the 2024 Challenger de Buenos Aires on his 24th birthday.

### 2025: First ATP semifinal in Rio, win over World No. 2, top 75 and Masters debuts

Ranked No. 86 at the ATP 500 2025 Rio Open, Comesaña recorded his first two ATP wins outside the Majors defeating wildcard Gustavo Heide and sixth seed Nicolás Jarry (after saving a match point) to reach his first ATP Tour quarterfinal. Both matches lasted over 3 hours, the second match featuring three tiebreaks. He then upset world No. 2 and top seed Alexander Zverev in the quarterfinal, his biggest win by ranking, after trailing 1-4 in the final set, to reach his first ATP tour-level semifinal. He lost to Alexandre Müller after playing for almost three hours, including crashing in the net in the second set, in his fourth three-setter of the week.
He made his Masters debut at the 2025 Miami Open as a qualifier but lost to 17 year-old debutant and wildcard Federico Cina.

## Performance timeline

Key :
| W | F | SF | QF | #R | RR | Q# | DNQ | A | NH |
Current through the 2024 Madrid Open.

### Singles

Current through the 2025 Australian Open.
| Tournament | 2024 | 2025 | SR | W–L | Win % |
| Grand Slam tournaments ||||||
| Australian Open | Q2 | 1R | 0 / 1 | 0–1 | – |
| French Open | A | | 0 / 0 | 0–0 | – |
| Wimbledon | 3R | | 0 / 1 | 2–1 | 67% |
| US Open | 3R | | 0 / 1 | 2–1 | 67% |
| Win–loss | 4–2 | 0–1 | 0 / 3 | 4–3 | 57% |
| ATP Tour Masters 1000 |||||
| Madrid Open | Q2 | | 0 / 0 | 0–0 | – |
| Win–loss | 0–0 | | 0 / 0 | 0–0 | – |

## ATP Challenger Tour finals
### Singles: 9 (7 titles, 2 runner-ups)

* Legend
* ATP Challenger Tour (7–2)
* Finals by surface
* Hard (1–0)
* Clay (6–2)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Win | 1–0 | Jun 2022 | Corrientes, Argentina | Challenger | Clay | Mariano Navone | 6–0, 6–3 |
| Win | 2–0 | Jun 2022 | Buenos Aires, Argentina | Challenger | Clay | Mariano Navone | 6–4, 6–0 |
| Loss | 2–1 | May 2023 | Skopje, North Macedonia | Challenger | Clay | Máté Valkusz | 3–6, 4–6 |
| Win | 3–1 | Jun 2023 | Vicenza, Italy | Challenger | Clay | Pablo Llamas Ruiz | 3–6, 6–2, 6–2 |
| Win | 4–1 | Jul 2023 | Liberec, Czech Republic | Challenger | Clay | Toby Kodat | 6–2, 6–4 |
| Loss | 4–2 | Sep 2023 | Santa Cruz de la Sierra, Bolivia | Challenger | Clay | Mariano Navone | 6–4, 5–7, 1–6 |
| Win | 5–2 | Apr 2024 | Oeiras, Portugal | Challenger | Clay | Ugo Blanchet | 6–4, 3–6, 7–5 |
| Win | 6–2 | Sep 2024 | Buenos Aires, Argentina | Challenger | Clay | Federico Coria | 1–6, 7–6$^{(9–7)}$, 6–4 |
| Win | 7–2 | Nov 2024 | São Paulo, Brazil | Challenger | Hard | Thiago Agustín Tirante | 7–5, 4–6, 6–4 |

### Doubles: 2 (2 titles)

* Legend
* ATP Challenger Tour (2–0)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score |
| Win | 1–0 | May 2022 | Vicenza, Italy | Challenger | Clay | Luciano Darderi | Matteo Gigante Francesco Passaro | 6–3, 7–6$^{(7–4)}$ |
| Win | 2–0 | Apr 2023 | Buenos Aires, Argentina | Challenger | Clay | Thiago Seyboth Wild | Hernán Casanova Santiago Rodríguez Taverna | 6–3, 6–7$^{(5–7)}$, [10–6] |

## ITF World Tennis Tour finals
### Singles: 9 (3 titles, 6 runner-ups)

* Legend
* ITF WTT (3–6)
* Finals by surface
* Hard (0–0)
* Clay (3–6)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score |
| Loss | 0–1 | Jun 2021 | M15 Antalya, Turkey | WTT | Clay | Gonzalo Lama | 4–6, 2–6 |
| Loss | 0–2 | Jun 2021 | M15 Antalya, Turkey | WTT | Clay | Facundo Juárez | 7–6$^{(7–2)}$, 2–6, 3–6 |
| Loss | 0–3 | Jul 2021 | M15 Sofia, Bulgaria | WTT | Clay | Dragoș Nicolae Mădăraș | 6–2, 4–6, 6–7$^{(6–8)}$ |
| Loss | 0–4 | Jul 2021 | M25 Kottingbrunn, Austria | WTT | Clay | Máté Valkusz | 1–6, 2–6 |
| Loss | 0–5 | Aug 2021 | M15 Novi Sad, Serbia | WTT | Clay | Filip Misolic | 4–6, 3–6 |
| Loss | 0–6 | Nov 2021 | M15 Córdoba, Argentina | WTT | Clay | Juan Bautista Torres | 2–6, 2–6 |
| Win | 1–6 | Dec 2021 | M25 Villa Allende, Argentina | WTT | Clay | Juan Pablo Paz | 7–6$^{(7–4)}$, 7–6$^{(7–5)}$ |
| Win | 2–6 | Feb 2022 | M15 Punta Cana, Dominican Republic | WTT | Clay | Roberto Cid Subervi | 4–6, 7–5, 6–1 |
| Win | 3–6 | Mar 2023 | M25 Tucumán, Argentina | WTT | Clay | Santiago Rodríguez Taverna | 7–5, 6–7$^{(6–8)}$, 6–3 |

## Wins over top 10 players

* Comesaña has a 2–0 record against players who were, at the time the match was played, ranked in the top 10.
| Season | 2024 | 2025 | Total |
| Wins | 1 | 1 | 2 |
| # | Player | Rank | Event | Surface | Rd | Score | FCR |
| 2024 ||||||||
| 1. | Andrey Rublev | 6 | Wimbledon, United Kingdom | Grass | 1R | 6–4, 5–7, 6–2, 7–6$^{(7–5)}$ | 122 |
| 2025 ||||||||
| 2. | Alexander Zverev | 2 | Rio Open, Brazil | Clay | QF | 4–6, 6–3, 6–4 | 86 |