João Fonseca (Brazil) fell in the second round to Chile's Alejandro Tabilo .
The 29th edition of the tournament, part of the South American "Golden Swing," featured a competitive field on outdoor clay courts.
The in Buenos Aires concluded on February 15, 2026, with local favorite Francisco Cerúndolo claiming his first home-soil title. Cerúndolo defeated Luciano Darderi in a dominant 6–4, 6–2 final at the Buenos Aires Lawn Tennis Club . Tournament Recap
Sebastian Báez and Tomás Martín Etcheverry were the other semifinalists, marking the first time since 2009 that three Argentines reached the final four. 2026 Argentina Open Singles Draw Results Final Francisco Cerúndolo [1] Luciano Darderi [2] 6–4, 6–2 Semifinal Francisco Cerúndolo [1] T. M. Etcheverry [7] 6–3, 6–5 Semifinal Luciano Darderi [2] Sebastián Báez [4] 7–6(2), 7–6(7) Quarterfinal Francisco Cerúndolo [1] Camilo Ugo Carabelli [6] 6–2, 7–5 Quarterfinal Sebastián Báez [4] Alejandro Tabilo 6–3, 3–6, 7–5 [Source: ATP Tour , Wikipedia ] Historical Significance