Challenger Santa Cruz | 09/13 21:20 | 26 | Juan Ignacio Londero v Andrea Collarini | Walkover | |
Challenger Santa Cruz | 09/11 20:00 | 25 | Juan Ignacio Londero v Renzo Olivo | 7-6,6-2 | |
Challenger Santa Fé | 07/04 13:00 | 25 | Juan Ignacio Londero v Luciano Emanuel Ambrogi | Cancelled | |
ITF M25 Rosario | 07/02 14:00 | 29 | Daniel Vallejo v Juan Ignacio Londero | 3-6,2-6 | |
ITF M25 Rosario | 07/01 17:10 | 28 | Alejo L L Lavallen v Juan Ignacio Londero | 4-6,2-6 | |
ITF M25 Rosario | 06/30 15:40 | 27 | Lorenzo Joaquin Rodriguez v Juan Ignacio Londero | 7-5,2-6,3-6 | |
ITF M25 Rosario | 06/29 17:10 | 26 | Enzo Lima v Juan Ignacio Londero | 1-6,0-6 | |
ITF M25 Rosario | 06/28 17:40 | 25 | Juan Ignacio Londero v Luciano Emanuel Ambrogi | 6-1,7-6 | |
Challenger Cali | 06/21 23:50 | 26 | Alejandro Tabilo v Juan Ignacio Londero | 6-3,6-4 | |
Challenger Cali | 06/20 17:40 | 25 | Juan Ignacio Londero v Ignacio Monzon | 6-1,6-2 | |
Challenger Cali | 06/19 16:00 | 19 | Alex Barrena v Juan Ignacio Londero | 2-6,4-6 | |
Challenger Cali | 06/18 20:25 | 14 | Juan Ignacio Londero v Roberto Cid Subervi | 6-3,6-1 | |
Challenger Mexico City | 03/28 20:05 | 25 | Federico Gaio v Juan Ignacio Londero | 7-6,3-6,7-6 | |
Challenger Mexico City | 03/27 20:15 | 19 | Evan Zhu v Juan Ignacio Londero | 6-7,6-7 | |
Challenger Mexico City | 03/26 21:55 | 14 | Juan Ignacio Londero v Murkel Dellien | 6-2,7-6 | |
Challenger Concepción | 01/22 13:00 | 14 | Juan Ignacio Londero v Esteban Bruna | Cancelled | |
Challenger Tigre | 01/10 16:30 | - | Juan Ignacio Londero v Alessandro Giannessi | View | |
Challenger Tigre | 01/10 14:35 | 25 | [271] Juan Ignacio Londero v Alessandro Giannessi [247] | Retired | |
Challenger Tigre | 01/06 14:35 | 27 | [276] Juan Ignacio Londero v Murkel Dellien [327] | 1-6,3-6 | |
Challenger Tigre | 01/05 19:15 | 26 | [276] Juan Ignacio Londero v Daniel Dutra Da Silva [300] | 6-2,6-4 | |
Challenger Tigre | 01/03 19:00 | 25 | [276] Juan Ignacio Londero v Mathys Erhard [361] | 6-0,6-4 | |
ATP Gstaad | 07/17 14:10 | 26 | [150] Juan Ignacio Londero v Pavel Kotov [122] | 6-4,3-6,2-6 | |
French Open | 05/22 17:15 | 23 | [141] Juan Ignacio Londero v Carlos Alcaraz [6] | 4-6,2-6,0-6 | |
French Open | 05/19 10:35 | 19 | [222] Borna Gojo v Juan Ignacio Londero [141] | 7-6,6-1 | |
French Open | 05/18 10:25 | 15 | [177] Dominic Stephan Stricker v Juan Ignacio Londero [141] | 5-7,6-4,0-6 | |
French Open | 05/16 13:10 | 14 | [180] Dmitry Popko v Juan Ignacio Londero [141] | 4-6,4-6 | |
Challenger Sarasota | 04/12 23:35 | 25 | [132] Juan Ignacio Londero v Alexis Galarneau [323] | Retired | |
Challenger Mexico City | 04/06 17:15 | 26 | [277] Maxime Janvier v Juan Ignacio Londero [131] | 3-6,6-3,7-6 | |
Challenger Mexico City | 04/05 17:45 | 25 | [265] Goncalo Oliveira v Juan Ignacio Londero [131] | 5-7,7-6,3-6 | |
Challenger Santiago | 03/09 15:40 | 26 | [130] Juan Ignacio Londero v Matheus P De Almeida [241] | 7-6,2-6,5-7 |
Juan Ignacio Londero (* 15. srpna 1993 Jesús María, Córdoba) je argentinský profesionální tenista. Ve své dosavadní kariéře na okruhu ATP Tour vyhrál jeden singlový turnaj. Na challengerech ATP a okruhu ITF získal šest titulů ve dvouhře a sedm ve čtyřhře.
Na žebříčku ATP byl ve dvouhře nejvýše klasifikován v březnu 2019 na 64. místě a ve čtyřhře pak v červenci 2017 na 209. místě. Trénuje ho Andrés Schneiter.
V argentinském daviscupovém týmu neodehrál do listopadu 2019 žádné utkání.