| ATP Brisbane | 01/01 06:05 | 25 | Ernesto Escobedo v Zeballos, Horacio | 3-6,4-6 | |
| Cali, Colombia | 10/17 23:30 | 25 | [62] Zeballos, Horacio v Jaume Munar [235] | 2-6,2-6 | |
| Challenger - Buenos Aires | 10/15 20:15 | 29 | [67] Zeballos, Horacio v Nicolas Kicker [99] | 7-6,0-6,5-7 | |
| Challenger - Buenos Aires | 10/14 19:00 | 28 | [67] Zeballos, Horacio v Gerald Melzer [156] | 6-3,7-6 | |
| Challenger - Buenos Aires | 10/13 23:20 | 27 | [67] Zeballos, Horacio v Renzo Olivo [125] | 6-2,6-1 | |
| Challenger - Buenos Aires | 10/13 01:00 | 26 | [67] Zeballos, Horacio v Gonzalez, Maximo [236] | 6-2,7-6 | |
| Challenger - Buenos Aires | 10/10 20:00 | 25 | [67] Zeballos, Horacio v Juan Pablo Paz [376] | 6-4,6-1 | |
| Orleans, France | 09/29 13:00 | 27 | [65] Zeballos, Horacio v Marton Fucsovics [109] | 3-6,6-7 | |
| Orleans, France | 09/28 11:10 | 26 | [65] Zeballos, Horacio v Geoffrey Blancaneaux [320] | 6-2,7-6 | |
| Orleans, France | 09/27 10:55 | 25 | [65] Zeballos, Horacio v Robert, Stephane [225] | 6-4,6-0 | |
| St. Petersburg, Russia | 09/18 12:00 | 25 | [122] Baghdatis, Marcos v Zeballos, Horacio [65] | 7-5,6-4 | |
| US Open, New York, USA | 08/28 15:00 | 23 | [58] Zeballos, Horacio v Chung, Hyeon [47] | 6-3,6-7,4-6,3-6 | |
| Winston-Salem, USA | 08/23 19:00 | 26 | [58] Zeballos, Horacio v Damir Dzumhur [67] | 5-7,3-6 | |
| Winston-Salem, USA | 08/22 21:25 | 25 | [42] Verdasco, Fernando v Zeballos, Horacio [58] | 6-3,5-7,4-6 | |
| Winston-Salem, USA | 08/21 20:55 | 24 | [268] Dominik Koepfer v Zeballos, Horacio [58] | 2-6,1-6 | |
| Kitzbuhel, Austria | 08/02 09:00 | 26 | [118] Renzo Olivo v Zeballos, Horacio [57] | 7-6,6-2 | |
| Kitzbuhel, Austria | 08/01 09:00 | 25 | Dutra Silva, Rogerio v Zeballos, Horacio | 6-2,6-7,6-7 | |
| Hamburg, Germany | 07/27 10:55 | 26 | [57] Zeballos, Horacio v Jiri Vesely [55] | 4-6,4-6 | |
| Hamburg, Germany | 07/24 09:00 | 25 | [57] Zeballos, Horacio v Daniel Altmaier [218] | 7-6,6-4 | |
| ATP Bastad | 07/20 12:00 | 26 | [89] Dolgopolov, Aleksandr v Zeballos, Horacio [56] | 6-4,6-4 | |
| ATP Bastad | 07/18 13:15 | 25 | [51] Nikoloz Basilashvili v Zeballos, Horacio [56] | 3-6,3-6 | |
| Braunchsweig, Germany | 07/11 14:30 | 25 | [52] Zeballos, Horacio v Yannick Hanfmann [173] | Retired | |
| Wimbledon, London, Great Britain | 07/04 16:55 | 23 | [52] Zeballos, Horacio v Lorenzi, Paolo [33] | 6-7,6-4,6-7,5-7 | |
| Eastbourne, Great Britain | 06/26 15:50 | 25 | [236] Cameron Norrie v Zeballos, Horacio [49] | 6-4,7-6 | |
| Lyon, France | 06/16 13:00 | 27 | [47] Zeballos, Horacio v Tristan Lamasine [213] | 7-5,5-7,4-6 | |
| Lyon, France | 06/15 13:55 | 26 | [47] Zeballos, Horacio v Elias Ymer [253] | 6-3,7-6 | |
| Lyon, France | 06/13 16:00 | 25 | [47] Zeballos, Horacio v Alexandre Muller [326] | 6-2,2-6,6-0 | |
| French Open, Paris, France | 06/04 15:20 | 26 | [7] Dominic Thiem v Zeballos, Horacio [65] | 6-1,6-3,6-1 | |
| French Open, Paris, France | 06/02 09:00 | 25 | [65] Zeballos, Horacio v David Goffin [12] | Retired | |
| French Open, Paris, France | 05/31 10:50 | 24 | [24] Karlovic, Ivo v Zeballos, Horacio [65] | 6-7,6-7,3-6 |
Wikipedia - Horacio Zeballos
Horacio Zeballos, né le à Mar del Plata, est un joueur de tennis argentin, professionnel depuis 2003.
Il a remporté un titre en simple. Son palmarès est bien plus important en double avec vingt titres dont six Masters 1000. Il a également atteint trois finales de Grand Chelem avec Marcel Granollers.