Guillaume Dalmasso vs Hayato MatsuokaPrediction, Head-to-Head Results, and Stats
Guillaume Dalmasso and Hayato Matsuoka have met 1 time since 2026; Hayato Matsuoka leads 1–0. Across all meetings Dalmasso has taken 0 sets to Matsuoka's 2. Their most recent meeting: Hayato Matsuoka won at Vancouver Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Dalmasso | Matsuoka | ||
|---|---|---|---|---|
| Indicator | Guillaume Dalmasso | Hayato Matsuoka | ||
| Wins in straight sets | 53% | 18/34 | 72% | 36/50 |
| Wins a set when losing | 32% | 9/28 | 35% | 11/31 |
| Goes to a deciding set | 40% | 25/62 | 31% | 25/81 |
| Covers −1.5 sets as favorite | 30% | 8/27 | 55% | 26/47 |
| Covers +1.5 sets as underdog | 54% | 15/28 | 53% | 16/30 |
| Tiebreak sets won | 47% | 7/15 | 40% | 10/25 |
| Wins after taking set 1 | 76% | 22/29 | 83% | 39/47 |
| Wins 2-0 after taking set 1 | 62% | 18/29 | 77% | 36/47 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Dalmasso 0, Matsuoka 1).
Style Matchup
Playing styles and historical archetype record
Dalmasso
🏹 Frontrunner
Matsuoka
🏹 Frontrunner
Matchup analysis
Both Guillaume Dalmasso and Hayato Matsuoka are 🏹 Frontrunner types. Mirror matchups usually come down to execution, fitness, and surface fit, across 280 matches in our dataset the historical split is about even.
Previous meetings
1 career meeting, newest first
Jul 27, 2026
Vancouver Challenger
H Hard · 1st Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Dalmasso | Matsuoka | ||
|---|---|---|---|---|
| Outcome | Guillaume Dalmasso | Hayato Matsuoka | ||
| 1 or more | 86% | 6/7 | 88% | 14/16 |
| 3 or more | 43% | 3/7 | 63% | 10/16 |
| 5 or more | 43% | 3/7 | 38% | 6/16 |
| 10 or more | 0% | 0/7 | 13% | 2/16 |
| 15 or more | 0% | 0/7 | 0% | 0/16 |
| 20 or more | 0% | 0/7 | 0% | 0/16 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Dalmasso | Matsuoka |
|---|---|---|
| W-L | 3–5 | 12–6 |
| Avg odds | 2.30 | 2.06 |
| ROI % | -32.0% | +15.1% |
| Units P/L | -2.56u | +2.71u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Dalmasso | Matsuoka |
|---|---|---|
| Countries | — | 1 |
| Events | — | 2 |
| Matches | — | 3 |
| Distance | — | 651 mi · 1,048 km |
| Route | — | CHN |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 2 shared opponents, both Dalmasso and Matsuoka posted a 0% win rate.
| Opponent | Dalmasso | Matsuoka |
|---|---|---|
| Jake Delaney | L 57 64 26 | L 62 67 67 |
| James Kent Trotter | L 36 46 | L 36 46 |
Recent Form
Last five matches per player
Axel Garcian
M15 Rodez · Quarterfinals
Oct 9
Noah Boutleux
M15 Rodez · 2nd Round
Oct 8
Roan Jones
M15 Rodez · 1st Round
Oct 7
Damien Clerc
M25 Nevers · 1st Round
Sep 15
Hugo Car
Cassis Challenger · 1st Round Qualifying
Sep 6
Alex Knaff
M25+H Bagneres-de-Bigorre · 2nd Round
Sep 3
Julien Dando
M25+H Bagneres-de-Bigorre · 1st Round
Sep 1
Garrett Johns
Kingston 1 Challenger · 1st Round Qualifying
Aug 16
James McCabe
Jinan Challenger · 3rd Round Qualifying
Oct 12
Qian Sun
Jinan Challenger · 1st Round Qualifying
Oct 11
Taro Daniel
Hangzhou Open - Hangzhou · 3rd Round Qualifying
Sep 23
Arthur Weber
Hangzhou Open - Hangzhou · 1st Round Qualifying
Sep 22
Lloyd Harris
Guangzhou Challenger · 1st Round
Sep 15
Jake Delaney
Shanghai Challenger · 1st Round
Sep 7
Enzo Aguiard
Zhangjiagang Challenger · 1st Round
Sep 1
Aziz Dougaz
Astana Challenger · Final
Aug 16
Win rate
Matches, sets and games won · Last 12 months · 62–81 matches
| Metric | Dalmasso | Matsuoka |
|---|---|---|
| Matches won | 55% | 62% |
| Sets won | 52% | 59% |
| Games won | 50% | 52% |
Record by tier
Head-to-head record by tournament tier
| Stage | Dalmasso | Matsuoka |
|---|---|---|
| ATP Challenger Tour | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Dalmasso | Matsuoka |
|---|---|---|
| Hard | 0 | 1 |
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