Coco Gauff vs Kayla DayPrediction, Head-to-Head Results, and Stats
🇺🇸Coco Gauff
#4 · 22 yrs · Right-Handed
6Title1 meeting · sets 2–0
🇺🇸Kayla Day
#117 · 26 yrs · Left-Handed
Coco Gauff and Kayla Day have met 1 time since 2026; Coco Gauff leads 1–0. Across all meetings Gauff has taken 2 sets to Day's 0. Their most recent meeting: Coco Gauff won at National Bank Open - Toronto (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Gauff | Day | ||
|---|---|---|---|---|
| Indicator | Coco Gauff | Kayla Day | ||
| Wins in straight sets | 63% | 32/51 | 74% | 34/46 |
| Wins a set when losing | 69% | 11/16 | 40% | 8/20 |
| Goes to a deciding set | 45% | 30/67 | 30% | 20/66 |
| Covers −1.5 sets as favorite | 53% | 31/58 | 57% | 28/49 |
| Covers +1.5 sets as underdog | 88% | 7/8 | 54% | 7/13 |
| Tiebreak sets won | 60% | 9/15 | 65% | 11/17 |
| Wins after taking set 1 | 93% | 39/42 | 89% | 41/46 |
| Wins 2-0 after taking set 1 | 76% | 32/42 | 74% | 34/46 |
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 (Gauff 1, Day 0).
Style Matchup
Playing styles and historical archetype record
Gauff
👑 The Complete Package
Day
👑 The Complete Package
Matchup analysis
Both Coco Gauff and Kayla Day are 👑 The Complete Package types. Mirror matchups usually come down to execution, fitness, and surface fit, across 3,166 matches in our dataset the historical split is about even.
Previous meetings
1 career meeting, newest first
Aug 5, 2026
National Bank Open - Toronto
H Hard · 2nd Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Gauff | Day | ||
|---|---|---|---|---|
| Outcome | Coco Gauff | Kayla Day | ||
| 1 or more | 100% | 17/17 | 100% | 8/8 |
| 3 or more | 77% | 13/17 | 75% | 6/8 |
| 5 or more | 41% | 7/17 | 50% | 4/8 |
| 10 or more | 18% | 3/17 | 0% | 0/8 |
| 15 or more | 0% | 0/17 | 0% | 0/8 |
| 20 or more | 0% | 0/17 | 0% | 0/8 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Gauff | Day |
|---|---|---|
| W-L | 14–3 | 5–6 |
| Avg odds | 1.44 | 2.98 |
| ROI % | +14.3% | -25.0% |
| Units P/L | +2.44u | -2.75u |
Travel
Last 30 days
| Metric | Gauff | Day |
|---|---|---|
| Countries | 2 | 2 |
| Events | 2 | 2 |
| Matches | 10 | 3 |
| Distance | 411 mi · 662 km | 411 mi · 662 km |
| Route | CAN → POL | CAN → POL |
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
Gauff has a higher win rate against shared opponents (80% vs Day's 20%).
| Opponent | Gauff | Day |
|---|---|---|
| Shuai Zhang | W 63 62 | L 62 26 26 |
| Claire Liu | W 63 67 62 | W 64 61 |
| Paula Badosa | L 61 36 26 | L 46 36 |
| Iga Swiatek | W 64 62 | L 06 67 |
| Alexandra Eala | W 60 62 | L 26 36 |
Recent Form
Last five matches per player
Jessica Pegula
Cincinnati Open - Cincinnati · Final
Aug 24
Sara Bejlek
Cincinnati Open - Cincinnati · Semifinals
Aug 23
Marta Kostyuk
Cincinnati Open - Cincinnati · Quarterfinals
Aug 22
Marie Bouzkova
Cincinnati Open - Cincinnati · 4th Round
Aug 20
Ann Li
Cincinnati Open - Cincinnati · 3rd Round
Aug 18
Liudmila Samsonova
Cincinnati Open - Cincinnati · 2nd Round
Aug 17
Elena Rybakina
National Bank Open - Toronto · Semifinals
Aug 13
Alina Korneeva
National Bank Open - Toronto · 4th Round
Aug 9
Shuai Zhang
Cincinnati Open - Cincinnati · 1st Round
Aug 15
Coco Gauff
National Bank Open - Toronto · 2nd Round
Aug 5
Diane Parry
National Bank Open - Toronto · 1st Round
Aug 3
Mai Hontama
Odlum Brown VanOpen - Vancouver · 1st Round
Jul 28
Madison Keys
Wimbledon - London · 1st Round
Jun 30
Katarzyna Kawa
Wimbledon
Jun 25
Erika Andreeva
Wimbledon
Jun 24
Cadence Brace
Wimbledon
Jun 23
Win rate
Matches, sets and games won · Last 12 months · 66–67 matches
| Metric | Gauff | Day |
|---|---|---|
| Matches won | 76% | 70% |
| Sets won | 69% | 66% |
| Games won | 57% | 56% |
Record by tier
Head-to-head record by tournament tier
| Stage | Gauff | Day |
|---|---|---|
| WTA 1000 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Gauff | Day |
|---|---|---|
| Hard | 1 | 0 |
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