Gabriel Diallo and Joao Fonseca have met 3 times since 2024; Joao Fonseca leads 2–1. Their most recent meeting: Joao Fonseca won at Rolex Monte-Carlo Masters (2026).
Playing styles and historical archetype record
Diallo
🤖 Servebot
Fonseca
💥 Big Hitter
Matchup analysis
🤖 Servebot vs 💥 Big Hitter is historically tight (52% vs 48%, 8,503 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
3 career meetings, newest first
Hit rates on common betting markets · Last 90 days
| Outcome | Diallo | Fonseca | ||
|---|---|---|---|---|
| Outcome | Gabriel Diallo | Joao Fonseca | ||
| 1 or more | 100% | 6/6 | 100% | 15/15 |
| 3 or more | 50% | 3/6 | 80% | 12/15 |
| 5 or more | 0% | 0/6 | 33% | 5/15 |
| 10 or more | 0% | 0/6 | 7% | 1/15 |
| 15 or more | 0% | 0/6 | 0% | 0/15 |
| 20 or more | 0% | 0/6 | 0% | 0/15 |
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Diallo | Fonseca |
|---|---|---|
| W-L | 1–5 | 8–6 |
| Avg odds | 3.15 | 1.72 |
| ROI % | -73.5% | -1.1% |
| Units P/L | -4.41u | -0.15u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Results vs. opponents both players faced · Last 12 months
Fonseca has a higher win rate against shared opponents (38% vs Diallo's 13%).
| Opponent | Diallo | Fonseca |
|---|---|---|
| Hamad Medjedovic | L 46 26 | L 63 36 67 |
| Ben Shelton | L 46 46 | L 36 63 36 |
| Alexander Zverev | L 16 26 | L 57 76 36 |
| Jannik Sinner | L 26 67 | L 67 67 |
| Fabian Marozsan | W 63 64 | W 64 36 62 |
| Jaume Munar | L 57 36 57 | W 76 75 |
| Zizou Bergs | L 63 57 67 | W 67 60 63 |
| Taylor Fritz | L 64 36 67 | L 36 76 57 |
Last five matches per player
Adrian Mannarino
Libema Open · Round of 32
Jun 9
Alex de Minaur
HSBC Championships · Round of 32
Jun 9
James Duckworth
Roland Garros · Round of 128
May 24
Alexander Zverev
BMW Open by Bitpanda · Round of 16
Apr 16
Vitaliy Sachko
BMW Open by Bitpanda · Round of 32
Apr 13
Joao Fonseca
Rolex Monte-Carlo Masters · Round of 64
Apr 6
Alex Molcan
Tiriac Open presented by UniCredit Bank · Round of 16
Apr 1
Ugo Humbert
Miami Open presented by Itau · Round of 64
Mar 8
Yannick Hanfmann
Terra Wortmann Open · Round of 32
Jun 16
Jakub Mensik
Roland Garros · Quarterfinals
Jun 2
Casper Ruud
Roland Garros · Round of 16
May 31
Novak Djokovic
Roland Garros · Round of 32
May 29
Dino Prizmic
Roland Garros · Round of 64
May 27
Luka Pavlovic
Roland Garros · Round of 128
May 26
Hamad Medjedovic
Internazionali BNL d'Italia · Round of 64
May 8
Rafael Jodar
Mutua Madrid Open · Round of 32
Apr 26
Cumulative head-to-head lead over time
Matches, sets and games won · Last 12 months · 39–40 matches
| Metric | Diallo | Fonseca |
|---|---|---|
| Matches won | 36% | 55% |
| Sets won | 42% | 54% |
| Games won | 48% | 52% |
Head-to-head record by tournament tier
| Stage | Diallo | Fonseca |
|---|---|---|
| ATP Masters 1000 | 0 | 1 |
| ATP Challenger Tour | 1 | 1 |
Head-to-head record per surface
| Surface | Diallo | Fonseca |
|---|---|---|
| Hard | 1 | 1 |
| Clay | 0 | 1 |
