Dayeon Back vs Yujin KimPrediction, Head-to-Head Results, and Stats
Dayeon Back and Yujin Kim have met 1 time since 2026; Dayeon Back leads 1–0. Across all meetings Back has taken 2 sets to Kim's 0. Their most recent meeting: Dayeon Back won at W15 Singapore (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Back | Kim | ||
|---|---|---|---|---|
| Indicator | Dayeon Back | Yujin Kim | ||
| Wins in straight sets | 85% | 44/52 | 50% | 5/10 |
| Wins a set when losing | 26% | 6/23 | 7% | 1/14 |
| Goes to a deciding set | 19% | 14/75 | 25% | 6/24 |
| Covers −1.5 sets as favorite | 66% | 35/53 | 30% | 3/10 |
| Covers +1.5 sets as underdog | 25% | 3/12 | 18% | 2/11 |
| Tiebreak sets won | 46% | 6/13 | 50% | 2/4 |
| Wins after taking set 1 | 94% | 47/50 | 89% | 8/9 |
| Wins 2-0 after taking set 1 | 88% | 44/50 | 56% | 5/9 |
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 (Back 1, Kim 0).
Style Matchup
Playing styles and historical archetype record
Back
👑 The Complete Package
Kim
🎾 All-Court
Matchup analysis
The 👑 The Complete Package archetype wins about 54% vs 🎾 All-Court across 706 matches in our dataset: a stylistic lean toward Dayeon Back.
The Complete Package players often use elite serve & return and high bp conversion to pressure the all-court's tactical versatility.
Previous meetings
1 career meeting, newest first
Apr 24, 2026
W15 Singapore
H Hard · Quarterfinals
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Back | Kim |
|---|---|---|
| W-L | 12–5 | 1–1 |
| Avg odds | 1.41 | 3.69 |
| ROI % | -13.2% | +73.5% |
| Units P/L | -2.24u | +1.47u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Back | Kim |
|---|---|---|
| Countries | 2 | 1 |
| Events | 2 | 1 |
| Matches | 3 | 1 |
| Distance | — | — |
| Route | USA → POR | USA |
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
Back has a higher win rate against shared opponents (100% vs Kim's 0%).
| Opponent | Back | Kim |
|---|---|---|
| Reina Goto | W 63 62 | L 36 57 |
| Sofya Lansere | W 63 61 | L 16 26 |
| Malaika Rapolu | W 64 63 | L 26 36 |
Recent Form
Last five matches per player
Laima Vladson
W50 Hamburg · 2nd Round
Aug 13
Arina Gabriela Vasilescu
W50 Hamburg · 1st Round
Aug 12
Julie Pastikova
W75 Leipzig · 1st Round
Aug 5
Xinxin Yao
W75 Hechingen · 1st Round
Jul 29
Lea Nilsson
W50 Horb · Final
Jul 26
Loes Ebeling Koning
W50 Horb · Quarterfinals
Jul 24
Madelief Hageman
W50 Horb · 2nd Round
Jul 23
Oana Georgeta Simion
W50 Horb · 1st Round
Jul 22
Ruien Zhang
W15 Tianjin · 1st Round
Aug 19
Kanon Sawashiro
W15 Sapporo · 1st Round
Jun 16
Eunchae Kim
W15 Fukui · 2nd Round
May 28
Sera Nishimoto
W15 Fukui · 1st Round
May 27
Dabin Kim
W35 Changwon · 1st Round
May 21
Sofya Lansere
W35 Andong · 2nd Round
May 14
Nanari Katsumi
W35 Andong · 1st Round
May 13
Misaki Matsuda
W35 Changwon · 1st Round
May 6
Win rate
Matches, sets and games won · Last 12 months · 24–75 matches
| Metric | Back | Kim |
|---|---|---|
| Matches won | 69% | 42% |
| Sets won | 67% | 39% |
| Games won | 57% | 47% |
Record by tier
Head-to-head record by tournament tier
| Stage | Back | Kim |
|---|---|---|
| ITF W15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Back | Kim |
|---|---|---|
| Hard | 1 | 0 |
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