WTA · Rank #119

Kayla Day

27yrs 1.73 m Left #84Peak Rank

68.4%Accuracy

Matches Analyzed

Recent Form

LWLWL

Recent & Upcoming Tap a match for full analysis

WTA Tokyo Japan Qualifying Hard WTA Tokyo Japan Qualifying (Hard) 1

2 ▾1.86

U25.5 ▾1.47

WTA Osaka Japan Hard WTA Osaka Japan (Hard) 3

1 ▾2.38

O17.5 ▾1.27

2 ▾2.12

O19.5 ▾1.52

2 ▾1.22

2 ▾1.22

ITF Women W100 Templeton CA Hard ITF Women W100 Templeton CA (Hard) 1

2 ▾1.06

2 ▾1.06

ITF Women W50 Berkeley CA Hard ITF Women W50 Berkeley CA (Hard) 5

2 ▴4.15

U20.5 ▾1.6

1 ▾1.1

1 ▾1.1

1 ▴1.05

1 ▴1.05

1 ▾1.12

1 ▾1.12

1 ▾1.01

1 ▾1.01

WTA Guadalajara Mexico Hard WTA Guadalajara Mexico (Hard) 1

2 ▴1.37

U27.5 ▾1.26

WTA Barranquilla Colombia Hard WTA Barranquilla Colombia (Hard) 2

1 ▾1.4

1 ▾1.4

1 ▾1.5

O18.5 ▾1.41

WTA US Open New York USA Qualifying Hard WTA US Open New York USA Qualifying (Hard) 1

1 ▾1.45

1 ▾1.45

WTA Cincinnati USA Hard WTA Cincinnati USA (Hard) 3

2 ▴1.8

U27.5 1.32

2 ▾1.58

2 ▾1.58

2 ▴2.08

O18.5 ▾1.29

WTA Toronto Canada Hard WTA Toronto Canada (Hard) 3

2 ▾1.08

2 ▾1.74

2 ▾1.74

2 ▴1.6

2 ▴1.6

Record by surface

Hard

26-12

Clay

10-5

Grass

4-3

Overall 40-20

Our AI on this player 39 correct of 57

From the matches in our database

Most-played opponents

Yue Yuan 2 meetings 2-0 Angela Fita Boluda 2 meetings 1-1 Mary Stoiana 2 meetings 1-1 Shuai Zhang 2 meetings 0-2

About Kayla Day

Kayla Day is a 27-year-old left-handed professional tennis player, currently ranked world No. 119. That is below a career-high of world No. 84. The serve is the main weapon: 3.8 aces per match and 63.9% of first-serve points won over the last 52 weeks. Against serve the numbers sit mid-table — 45.2% of points won, 60.5% of break chances taken. Service games rarely slip away: 85.5% of them are held. The record is spread evenly across surfaces — Hard 26-12, Clay 10-5, Grass 4-3.

Results keep swinging: 2 up and 3 down across the last 5. The longest match we have on record ran to 34 games, against L. Samsonova. More of the matches we cover came at ITF Women W50 Berkeley CA than anywhere else — 5 of them. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at WTA Tokyo Japan Qualifying.

Serve & Return

First Serve %

73.2%

1st Serve Won

64.3%

2nd Serve Won

45.9%

Aces / Match

4.4

Double Faults / Match

3.4

Break Pts Saved

68.7%

Break Pts Converted

44.6%

Return Pts Won

42.4%

Service Hold %

73.2%

Total Pts Won

56%

Records Last 12 months

Titles

Finals

Semis or better

Events played

Tournament Results 4 titles

ITF W35 Boca Raton, FL Women ITF Winner ITF W35 Le Lamentin (Martinique) Women ITF Winner ITF W50 Berkeley, CA Women ITF Winner ITF W50 Orlando, FL Women ITF Winner ITF W75 Zaragoza Women ITF Final ITF W100 Bonita Springs, FL Women ITF Quarter-Finals ITF W100 Charlottesville, VA Women ITF Quarter-Finals ITF W50 Austin, TX Women ITF Quarter-Finals Guadalajara WTA Round of 16 Osaka WTA Round of 16 Barranquilla, Colombia WTA 125 Round of 16 Birmingham, Great Britain WTA 125 Round of 16 Midland, USA WTA 125 Round of 16 ITF W100 San Diego, CA Women ITF Round of 16 Ilkley, Great Britain WTA 125 Round of 32 Vancouver, Canada WTA 125 Round of 32 ITF W100 Templeton, CA Women ITF Round of 32 ITF W75 Toronto Women ITF Round of 32 Indian Wells WTA Round of 64 Toronto WTA Round of 64 Charleston WTA Round of 64 Wimbledon, Women WTA Round of 128 Cincinnati WTA Round of 128 Roland Garros, Women WTA Qualifying US Open, Women WTA Qualifying Austin WTA Qualifying

Deepest runs first, not by date

Season by season

2026

2026so far

17–13

Won-lost

Matches

2–4

Tiebreaks

4.9

Aces / Match

Double Faults / Match

First Serve % 68.8%

1st Serve Won 65.1%

2nd Serve Won 47.4%

Break points won 43.7%

Break Pts Saved 62.2%

2025

3–3

Won-lost

Matches

—

Tiebreaks

4.5

Aces / Match

4.8

Double Faults / Match

First Serve % 71.2%

1st Serve Won 63.7%

2nd Serve Won 43.1%

Break points won 47.2%

Break Pts Saved 42.4%

2024

5–19

Won-lost

Matches

2–7

Tiebreaks

4.3

Aces / Match

3.8

Double Faults / Match

First Serve % 65%

1st Serve Won 63.6%

2nd Serve Won 45.5%

Break points won 39.7%

Break Pts Saved 56.3%

2023

9–9

Won-lost

Matches

2–3

Tiebreaks

2.8

Aces / Match

2.9

Double Faults / Match

First Serve % 63.2%

1st Serve Won 65.1%

2nd Serve Won 42.5%

Break points won 47.2%

Break Pts Saved 53.8%

Season totals from the tour feed, singles only. The won-lost line is the tour's own count and can differ from the record under Predictions, which counts the matches we cover. A dash means the season holds nothing to measure that figure from.

Frequently asked questions

How accurate are the AI predictions for Kayla Day?

Our model has graded 57 matches involving Kayla Day and got 39 right — a hit rate of 68.4%. The 20 most recent are listed below, each with the pick we made and how it finished.

Who has Kayla Day played most often?

Of the matches we cover, Kayla Day has met Yue Yuan most often — 2 times, with a 2-0 record.