Ignacio Buse

Ignacio Buse (born 25 March 2004) is a Peruvian professional tennis player. He has a career-high ATP singles ranking of world No. 59 achieved on 30 March 2026 and a best doubles ranking of No. 439 reached on 16 October 2023. He is currently the No. 1 singles player from Peru.

Source: Wikipedia

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Ignacio Buse

Buse has won two titles on ATP Challenger Tour. He represents Peru at the Davis Cup, where he has a W/L record of 1–0.

Career

2022: Juniors

Buse had good results on the ITF junior circuit, maintaining a 77–38 singles win-loss record. He was a runner-up in the boys' doubles category at the 2022 French Open, with compatriot Gonzalo Bueno.

He reached an ITF junior combined ranking of world No. 9 on 3 January 2022.

2023: First Challenger doubles final

In August, Buse reached his first Challenger doubles final in Lima partnering with Jorge Panta.

2024: First Challenger singles final, top 250

In February, Buse received a wildcard for the qualifying competition at the 2024 Chile Open. In August, he reached his first Challenger singles final in Como, losing to Gabriel Debru in the final.

2025: Major, ATP and Top 125 debuts

In February, Buse made his ATP Tour debut at the 2025 Chile Open, where he received a main draw wildcard. He lost in the first round to eventual champion Laslo Djere.

In April, Buse reached the semifinals at the Aix Provence Open as a qualifier, with wins over second seed Luciano Darderi, his first top 50 win, and Reilly Opelka. As a result Buse rose close to 40 positions up, reaching the top 175 in the singles rankings on 5 May 2025.

In June, Buse won his maiden Challenger title at the 2025 Neckarcup 2.0, defeating Guy den Ouden in the final. As a result he reached a career high singles ranking of world No. 152 on 9 June 2025. Buse entered his second ATP Tour tournament as a qualifier, at the Swiss Open and defeated fifth seed Laslo Djere, recording his first ATP win. He reached his first ATP Tour semifinal by defeating Kamil Majchrzak in the second round, and Román Andrés Burruchaga in the quarterfinals. As a result Buse reached a new career-high in the top 150 on 21 July 2025. He lost to Juan Manuel Cerúndolo in the semifinal.

In August, Buse made his Grand Slam debut as a qualifier at the US Open. He lost to sixth seed Ben Shelton in the first round. In September, Buse won his second Challenger title at the Copa Sevilla, defeating Genaro Olivieri in the final. At the 2025 Uruguay Open in Montevideo, Buse reached his third Challenger final of the season. As a result climbed to a career-high in the top 105 in the singles rankings on 17 November 2025.

2026: Top 70, First ATP 500 semifinal

Buse reached the top 100 on 5 January 2026. Ranked No. 91 at the 2026 Rio Open, Buse reached a semifinal at the ATP 500-level for the first time and only his second time at the tour-level, with wins over Brazilian Igor Marcondes, third seed and another local favorite João Fonseca and Matteo Berrettini. His run was ended by Alejandro Tabilo in the semifinals in straight sets.

In March, Buse made his Masters 1000 debut at the Miami Open as a qualifier, but lost in the first round to Damir Džumhur.

Personal life

Ignacio Buse

Buse is the nephew of world-renowned chef Gaston Acurio. His father Hans is a tennis coach. The stadium in Lima, Peru which is the home of where the Davis Cup matches are played, is called “Estadio Hermanos Buse” in honor of the Buse Brothers, Eduardo and Enrique Buse, Ignacio Buse’s grandfather and great-uncle.

Performance timeline

Singles

<table><thead><tr><th>Tournament</th><th>2025</th><th>2026</th><th>SR</th><th>W–L</th><th>Win%</th></tr></thead><tbody><tr><td>Grand Slam tournaments</td></tr><tr><td>Australian Open</td><td>Q1</td><td>A</td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>French Open</td><td>Q1</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Wimbledon</td><td>Q1</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>US Open</td><td>1R</td><td></td><td>0 / 1</td><td>0–1</td><td>0%</td></tr><tr><td>ATP Masters 1000</td></tr><tr><td>Indian Wells Masters</td><td>A</td><td>A</td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Miami Open</td><td>A</td><td>1R</td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Monte Carlo Masters</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Madrid Open</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Italian Open</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Canadian Open</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Cincinnati Masters</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Shanghai Masters</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Paris Masters</td><td>A</td><td></td><td>0 / 0</td><td>0–0</td><td> – </td></tr><tr><td>Win–loss</td><td>0–1</td><td>0–0</td><td>0 / 1</td><td>0–1</td><td>0%</td></tr><tr><td>Year-end ranking</td><td>105</td><td></td><td>$464,885</td></tr></tbody></table>

ATP Challenger Tour finals

Singles: 4 (2 titles, 2 runner-ups)

<table><thead><tr><th>Legend</th></tr></thead><tbody><tr><td>ATP Challenger Tour (2–2)</td></tr><tr><td>Finals by surface</td></tr><tr><td>Hard (–)</td></tr><tr><td>Clay (2–2)</td></tr></tbody></table>

<table><thead><tr><th>Result</th><th>W–L</th><th> Date </th><th>Tournament</th><th>Tier</th><th>Surface</th><th>Opponent</th><th>Score</th></tr></thead><tbody><tr><td>Loss</td><td>0–1</td><td>Aug 2024</td><td>Città di Como Challenger, Italy</td><td>Challenger</td><td>Clay</td><td>Gabriel Debru</td><td>1–6, 6–2, 3–6</td></tr><tr><td>Win</td><td>1–1</td><td>Jun 2025</td><td>Neckarcup 2.0, Germany</td><td>Challenger</td><td>Clay</td><td>Guy den Ouden</td><td>7–5, 7–5</td></tr><tr><td>Win</td><td>2–1</td><td>Sep 2025</td><td>Copa Sevilla, Spain</td><td>Challenger</td><td>Clay</td><td>Genaro Olivieri</td><td>6–3, 3–6, 6–3</td></tr><tr><td>Loss</td><td>2–2</td><td>Nov 2025</td><td>Uruguay Open, Uruguay</td><td>Challenger</td><td>Clay</td><td>Cristian Garín</td><td>7–6(7–3), 2–6, 2–6</td></tr></tbody></table>

Doubles: 1 (runner-up)

<table><thead><tr><th>Legend</th></tr></thead><tbody><tr><td>ATP Challenger Tour (0–1)</td></tr></tbody></table>

ITF World Tennis Tour finals

Singles: 5 (3 titles, 2 runner-ups)

<table><thead><tr><th>Legend</th></tr></thead><tbody><tr><td>ITF WTT (3–2)</td></tr><tr><td>Finals by surface</td></tr><tr><td>Hard (–)</td></tr><tr><td>Clay (3–2)</td></tr></tbody></table>

<table><thead><tr><th>Result</th><th>W–L</th><th> Date </th><th>Tournament</th><th>Tier</th><th>Surface</th><th>Opponent</th><th>Score</th></tr></thead><tbody><tr><td>Loss</td><td>0–1</td><td>Nov 2022</td><td>M15 Lima, Peru</td><td>WTT</td><td>Clay</td><td>Gonzalo Bueno</td><td>4–6, 1–6</td></tr><tr><td>Win</td><td>1–1</td><td>Oct 2023</td><td>M25 Mendoza, Argentina</td><td>WTT</td><td>Clay</td><td>Luciano Emanuel Ambrogi</td><td>7–6(7–4), 6–3</td></tr><tr><td>Win</td><td>2–1</td><td>Oct 2023</td><td>M25 Zapopan, Mexico</td><td>WTT</td><td>Clay</td><td>Victor Lilov</td><td>6–3, 7–6(7–1)</td></tr><tr><td>Loss</td><td>2–2</td><td>Mar 2024</td><td>M25 Tarragona, Spain</td><td>WTT</td><td>Clay</td><td>Marko Topo</td><td>3–6, 6–2, 2–6</td></tr><tr><td>Win</td><td>3–2</td><td>May 2024</td><td>M25 Vic, Spain</td><td>WTT</td><td>Clay</td><td>Albert Pedrico Kravtsov</td><td>6–3, 6–2</td></tr></tbody></table>

Doubles: 2 (1 title, 1 runner-up)

<table><thead><tr><th>Legend</th></tr></thead><tbody><tr><td>ITF WTT (1–1)</td></tr></tbody></table>

<table><thead><tr><th>Result</th><th>W–L</th><th> Date </th><th>Tournament</th><th>Tier</th><th>Surface</th><th>Partner</th><th>Opponents</th><th>Score</th></tr></thead><tbody><tr><td>Win</td><td>1–0</td><td>Aug 2022</td><td>M15 Cancún, Mexico</td><td>WTT</td><td>Hard</td><td>Jorge Panta</td><td>Marco Brugnerotto Alexander Cozbinov</td><td>6–2, 7–6(7–5)</td></tr><tr><td>Loss</td><td>1–1</td><td>Oct 2023</td><td>M25 Mendoza, Argentina</td><td>WTT</td><td>Clay</td><td>Juan Carlos Prado Ángelo</td><td>Arklon Huertas del Pino Conner Huertas del Pino</td><td>4–6, 4–6</td></tr></tbody></table>

Junior Grand Slam finals

Doubles: 1 (runner-up)

<table><thead><tr><th>Result</th><th>Year</th><th>Tournament</th><th>Surface</th><th>Partner</th><th>Opponents</th><th>Score</th></tr></thead><tbody><tr><td>Loss</td><td>2022</td><td>French Open</td><td>Clay</td><td>Gonzalo Bueno</td><td>Mili Poljičak Edas Butvilas</td><td>4–6, 0–6</td></tr></tbody></table>