Matthew William Donald vs Olle WallinPrediction, Head-to-Head Results, and Stats
Matthew William Donald and Olle Wallin have met 2 times since 2026; they are level 1–1. Their first meeting came at Bonn Challenger in 2026 on clay. On clay courts they are level 1–1. Across all meetings Donald has taken 2 sets to Wallin's 2. Their most recent meeting: Matthew William Donald won at Bari Challenger (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | William Donald | Wallin | ||
|---|---|---|---|---|
| Indicator | Matthew William Donald | Olle Wallin | ||
| Wins in straight sets | 73% | 40/55 | 63% | 31/49 |
| Wins a set when losing | 28% | 8/29 | 31% | 9/29 |
| Goes to a deciding set | 27% | 23/84 | 35% | 27/78 |
| Covers −1.5 sets as favorite | 39% | 9/23 | 47% | 23/49 |
| Covers +1.5 sets as underdog | 55% | 12/22 | 63% | 15/24 |
| Tiebreak sets won | 68% | 17/25 | 60% | 9/15 |
| Wins after taking set 1 | 92% | 48/52 | 93% | 39/42 |
| Wins 2-0 after taking set 1 | 77% | 40/52 | 74% | 31/42 |
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: 2 of 2 completed meetings ended in straight sets (William Donald 1, Wallin 1).
Style Matchup
Playing styles and historical archetype record
Donald
⚔️ The Gladiator
Wallin
👑 The Complete Package
Matchup analysis
The 👑 The Complete Package archetype wins about 53% vs ⚔️ The Gladiator across 688 matches in our dataset: a stylistic lean toward Olle Wallin.
The Complete Package players often use elite serve & return and high bp conversion to pressure the the gladiator's physical intensity.
Previous meetings
2 career meetings, newest first
Sep 29, 2026
Bari Challenger
C Clay · 1st Round
Jul 27, 2026
Bonn Challenger
C Clay · 3rd Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Donald | Wallin | ||
|---|---|---|---|---|
| Outcome | Matthew William Donald | Olle Wallin | ||
| 1 or more | 69% | 11/16 | 94% | 16/17 |
| 3 or more | 13% | 2/16 | 94% | 16/17 |
| 5 or more | 0% | 0/16 | 47% | 8/17 |
| 10 or more | 0% | 0/16 | 6% | 1/17 |
| 15 or more | 0% | 0/16 | 0% | 0/17 |
| 20 or more | 0% | 0/16 | 0% | 0/17 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Donald | Wallin |
|---|---|---|
| W-L | 11–6 | 13–9 |
| Avg odds | 1.77 | 1.92 |
| ROI % | +4.9% | +0.1% |
| Units P/L | +0.83u | +0.02u |
Travel
Last 30 days
| Metric | Donald | Wallin |
|---|---|---|
| Countries | 1 | 1 |
| Events | 2 | 1 |
| Matches | 8 | 1 |
| Distance | 462 mi · 744 km | 0 mi · 0 km |
| Route | ITA | ITA |
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
Donald has a higher win rate against shared opponents (50% vs Wallin's 25%).
| Opponent | Donald | Wallin |
|---|---|---|
| Lorenzo Giustino | W | W 36 63 62 |
| Giovanni Oradini | L 76 57 26 | L 46 57 |
| Adrian Oetzbach | W 64 62 | L 67 46 |
| Mae Malige | L 26 76 26 | L 16 57 |
Recent Form
Last five matches per player
Juan Cruz Martin Manzano
Bari Challenger · Semifinals
Oct 3
Martin Krumich
Bari Challenger · Quarterfinals
Oct 2
Lorenzo Giustino
Bari Challenger · 2nd Round
Oct 1
Olle Wallin
Bari Challenger · 1st Round
Sep 29
Dimitris Sakellaridis
Bari Challenger · 3rd Round Qualifying
Sep 28
Carles Cordoba
Bari Challenger · 1st Round Qualifying
Sep 27
Dali Blanch
Genoa 2 Challenger · 2nd Round
Sep 23
Gianluca Cadenasso
Genoa 2 Challenger · 1st Round
Sep 22
Michael Vrbensky
Maia Challenger · 1st Round Qualifying
Oct 11
Lukas Neumayer
Braga Challenger · 2nd Round
Oct 8
Marco Cecchinato
Braga Challenger · 1st Round
Oct 7
Tiago Cacao
Braga Challenger · 3rd Round Qualifying
Oct 5
Pedro Rodenas
Braga Challenger · 1st Round Qualifying
Oct 4
Matthew William Donald
Bari Challenger · 1st Round
Sep 29
Chun-Hsin Tseng
Davis Cup, Group I, 1R, TPE-SWE 3-2 · Rubber 4
Sep 20
Yu Hsiou Hsu
Davis Cup, Group I, 1R, TPE-SWE 3-2 · Rubber 1
Sep 19
Rivalry momentum
Cumulative head-to-head lead over time
Win rate
Matches, sets and games won · Last 12 months · 78–84 matches
| Metric | Donald | Wallin |
|---|---|---|
| Matches won | 65% | 63% |
| Sets won | 62% | 58% |
| Games won | 55% | 53% |
Record by tier
Head-to-head record by tournament tier
| Stage | Donald | Wallin |
|---|---|---|
| ATP Challenger Tour | 1 | 1 |
By surface
Head-to-head record per surface
| Surface | Donald | Wallin |
|---|---|---|
| Clay | 1 | 1 |
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