Guido Ivan Justo and Mateo Carballo have met 1 time since 2025; Guido Ivan Justo leads 1–0. Their most recent meeting: Guido Ivan Justo won at M15 San Salvador de Jujuy (2025).
1 career meeting, newest first
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Justo | Carballo |
|---|---|---|
| W-L | 10–6 | 0–1 |
| Avg odds | 2.72 | 2.15 |
| ROI % | -1.3% | -100.0% |
| Units P/L | -0.21u | -1.00u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Results vs. opponents both players faced · Last 12 months
Across 1 shared opponent, both Justo and Carballo posted a 0% win rate.
| Opponent | Justo | Carballo |
|---|---|---|
| Carlos Maria Zarate | L 46 61 67 | L 06 16 |
Last five matches per player
Nick Hardt
CIT Open · Semifinals
Jun 17
Luciano Emanuel Ambrogi
CIT Open · Quarterfinals
Jun 14
Luciano Emanuel Ambrogi
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Semifinals
Jun 13
Thiago Cigarran
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Quarterfinals
Jun 12
Hernan Casanova
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Round of 16
Jun 11
Juan Sebastian Gomez
CIT Open · Round of 16
Jun 11
Joaquin Aguilar Cardozo
AAT Challenger IEB+ Edicion San Miguel de Tucuman · Round of 32
Jun 10
Alex Hernandez
CIT Open · Round of 32
Jun 8
Julian Cundom
AAT Challenger IEB+ Edicion San Miguel de Tucuman · 1st Round Qualifying
Jun 7
Carlos Maria Zarate
M15 La Plata · Round of 32
Mar 9
Joaquin Aguilar Cardozo
M15 Santiago · Round of 32
Nov 24
Luka Bojicic Ono
M15 Santiago · Round of 32
Nov 17
Tomas Martinez
M15 Azul · Round of 32
Nov 10
Carlos Maria Zarate
M25 Mar Del Plata · Round of 32
Sep 1
Felipe Dreer
M15 Salta · Round of 32
Jul 7
Rocco Valente
M15 San Salvador de Jujuy · Round of 32
Jun 30
Matches, sets and games won · Last 12 months · 9–80 matches
| Metric | Justo | Carballo |
|---|---|---|
| Matches won | 66% | 11% |
| Sets won | 64% | 19% |
| Games won | 56% | 35% |
Head-to-head record by tournament tier
| Stage | Justo | Carballo |
|---|---|---|
| ITF M15 | 1 | 0 |
Head-to-head record per surface
| Surface | Justo | Carballo |
|---|---|---|
| Clay | 1 | 0 |
