Ignacio Buse

21-Year-Old
Rank ATP: 91
DOB 3/25/2004
Handedness R
Upsets No. 3 seed in Rio R2
February 19, 2026
Buse won 5-7, 6-3, 6-4 over Joao Fonseca in the second round of Rio de Janeiro on Thursday.
ANALYSIS
Buse spoiled the Brazilian favorite's campaign on home soil as he rallied for a tough three-set win to that spanned two hours and 26 minutes to reach the quarterfinals. The 21-year-old from Peru improves to 3-1 this year at tour level. Buse will play No. 57-ranked Matteo Berrettini in the quarters.
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Advances to R2 in Rio de Janeiro
February 17, 2026
Buse defeated Igor Marcondes in the round of 32 of the Rio Open with a score of 4-6, 7-5, 6-4 on Monday.
ANALYSIS
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Advances to R2 in Buenos Aires
February 11, 2026
Buse defeated Francesco Passaro in the round of 32 of the Argentina Open with a score of 5-7, 7-5, 6-4 on Tuesday.
ANALYSIS
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Qualifies for US Open main draw
August 24, 2025
Buse defeated Kimmer Coppejans in the third round of the US Open qualifiers with a score of 6-3, 6-4 on Friday.
ANALYSIS
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Rallies into semis in Gstaad
July 18, 2025
Buse won 6-3, 3-6, 6-1 over Roman Andres Burruchaga in the quarterfinals of Gstaad on Friday.
ANALYSIS
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Reaches quarterfinals in Gstaad
July 16, 2025
Buse won 1-6, 7-5, 6-1 over Kamil Majchrzak in the second round of Gstaad on Wednesday.
ANALYSIS
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