Chan Yeong Oh vs Sam Ryan ZiegannPrediction, Head-to-Head Results, and Stats
Chan Yeong Oh and Sam Ryan Ziegann have met 1 time since 2026; Chan Yeong Oh leads 1–0. Across all meetings Oh has taken 2 sets to Ziegann's 0. Their most recent meeting: Chan Yeong Oh won at M15 Maanshan (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Yeong Oh | Ryan Ziegann | ||
|---|---|---|---|---|
| Indicator | Chan Yeong Oh | Sam Ryan Ziegann | ||
| Wins in straight sets | 88% | 7/8 | 50% | 9/18 |
| Wins a set when losing | 10% | 1/10 | 27% | 8/30 |
| Goes to a deciding set | 11% | 2/18 | 35% | 17/48 |
| Covers −1.5 sets as favorite | 0% | 0/1 | 38% | 6/16 |
| Covers +1.5 sets as underdog | 100% | 1/1 | 46% | 11/24 |
| Tiebreak sets won | 100% | 2/2 | 45% | 10/22 |
| Wins after taking set 1 | 89% | 8/9 | 79% | 15/19 |
| Wins 2-0 after taking set 1 | 78% | 7/9 | 47% | 9/19 |
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 (Yeong Oh 1, Ryan Ziegann 0).
Style Matchup
Playing styles and historical archetype record
Oh
🪃 Counterpuncher
Ziegann
💥 Big Hitter
Matchup analysis
🪃 Counterpuncher vs 💥 Big Hitter is historically tight (49% vs 51%, 2,363 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Aug 26, 2026
M15 Maanshan
H Hard · 1st Round
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Oh | Ziegann |
|---|---|---|
| W-L | 0–1 | 7–9 |
| Avg odds | 1.28 | 2.69 |
| ROI % | -100.0% | -1.8% |
| Units P/L | -1.00u | -0.28u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Oh | Ziegann |
|---|---|---|
| Countries | 1 | 2 |
| Events | 2 | 3 |
| Matches | 3 | 4 |
| Distance | — | — |
| Route | CHN | INA → CHN |
Host country from the tournament each match was played in, over the last 30 days. 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
Ziegann has a higher win rate against shared opponents (60% vs Oh's 40%).
| Opponent | Oh | Ziegann |
|---|---|---|
| Hanlei Lu | W 61 63 | W 61 61 |
| Fitriadi M Rifqi | L 26 26 | W 64 64 |
| Geun Jun Kim | L 57 46 | L 36 16 |
| Shintaro Imai | W 67 31 | W 62 67 76 |
| Arthur Weber | L 36 03 | L 26 36 |
Recent Form
Last five matches per player
Yusuke Takahashi
M15 Maanshan · 2nd Round
Aug 27
Sam Ryan Ziegann
M15 Maanshan · 1st Round
Aug 26
Yusuke Takahashi
M15 Maanshan · 2nd Round
Aug 20
Hanlei Lu
M15 Maanshan · 1st Round
Aug 19
Hanlei Lu
M15 Maanshan · 1st Round
Aug 19
Arjun Rathi
M15 Bali · 1st Round
Jul 21
Ashton Mcleod
M15 Harmon · Round of 32
Jun 3
Alan Magadan
M15 Gimcheon · Round of 16
May 28
Chan Yeong Oh
M15 Maanshan · 1st Round
Aug 26
Fanming Meng
M15 Maanshan · 1st Round
Aug 19
Isaac Becroft
M15 Bali · Final
Aug 2
Keisuke Saitoh
M15 Bali · Semifinals
Aug 1
Tanapatt Nirundorn
M15 Bali · Quarterfinals
Jul 31
Yuttana Charoenphon
M15 Bali · 2nd Round
Jul 30
Yuta Kawahashi
M15 Bali · 1st Round
Jul 28
Thanaphat Boosarawongse
M15 Bali · Quarterfinals
Jul 24
Win rate
Matches, sets and games won · Last 12 months · 19–49 matches
| Metric | Oh | Ziegann |
|---|---|---|
| Matches won | 47% | 39% |
| Sets won | 45% | 39% |
| Games won | 49% | 47% |
Record by tier
Head-to-head record by tournament tier
| Stage | Oh | Ziegann |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Oh | Ziegann |
|---|---|---|
| Hard | 1 | 0 |
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