WTAHardOsaka2026-10-21 03:00

Antonia Ruzic v Kayla Day

The market

No published price yet

Percentages are the implied chance of winning with the bookmaker's margin removed.

Recent form

A. RuzicWLWLL

K. DayWLWLW

Last five completed matches, most recent first.

Head to head

First career meetingNo previous matches between these two on record.

This season & this event

A. Ruzic

K. Day

24-28

16-17

Did not play

2026 record

2026 on hard

Here in 2025

Here in 2024

47-20

27-11

Did not play

Ranking points fall off a year after they are earned, so a player who went deep here last year must match it or drop in the rankings. That shapes effort in a way the price does not always show.

The players

Antonia Ruzic

Croatia

Kayla Day

USA

Croatia

12–13

8–9

2–3

—

Ranking

Age

Country

2026 W/L

Titles

Hard

Clay

Grass

123

USA

39–17

20–9

15–5

4–3

Ranking, record and surface splits are for the most recent season on file. Height, weight and handedness are not published by our data provider.

A. Ruzic — last 10

With the pre-match price we recorded at the time.

Date	Event	Surface	Opponent	Their price	Market	Result
2026-10-19	Osaka	Hard	P. Badosa	3.61	73%	WON
Games in each set3-6 6-4 6-3 RuzicBadosaPoints won53%47%Serve points won59%52%Return points won48%41%Games held10 of 149 of 14Break points saved6 of 1010 of 15Aces211Double faults57
2026-10-15	Rovereto	Hard (Indoor)	B. Andreescu	2.72	65%	LOST
Games in each set5-7 6-3 5-7 RuzicAndreescuPoints won49%51%Serve points won54%55%Return points won45%46%Games held10 of 1710 of 16Break points saved9 of 169 of 15Aces24Double faults35
2026-10-12	Rovereto	Hard (Indoor)	A. Siskova	1.38	69%	WON
Games in each set7-5 6-3 RuzicSiskovaPoints won53%47%Serve points won57%50%Return points won50%43%Games held7 of 105 of 11Break points saved4 of 74 of 10Aces10Double faults26
2026-10-05	Samsun	Hard	A. Dudeney	1.34	72%	LOST
Games in each set6-3 3-6 4-6 RuzicDudeneyPoints won49%51%Serve points won56%60%Return points won40%44%Games held9 of 1410 of 14Break points saved6 of 117 of 11Aces13Double faults24
2026-10-03	Adana (Turkey) - Qualification	Hard	L. Jeanjean	1.57	60%	LOST
Games in each set6-4 1-6 3-6 RuzicJeanjeanPoints won44%56%Serve points won45%57%Return points won43%55%Games held5 of 138 of 13Break points saved7 of 153 of 8Aces01Double faults31
2026-10-02	Adana (Turkey) - Qualification	Hard	T. Kostovic	1.77	54%	WON
Games in each set4-6 6-4 6-2 RuzicKostovicPoints won53%47%Serve points won55%49%Return points won51%45%Games held9 of 147 of 14Break points saved5 of 106 of 13Aces01Double faults56
2026-09-30	Adana (Turkey) - Qualification	Hard	J. Riera	1.49	63%	WON
Games in each set6-3 6-4 RuzicRieraPoints won55%45%Serve points won55%45%Return points won55%45%Games held6 of 103 of 9Break points saved1 of 57 of 13Aces03Double faults03
2026-09-28	Adana (Turkey) - Qualification	Hard	V. Valdmannova	—	—	WON
Games in each set6-4 6-3 RuzicValdmannovaPoints won55%45%Serve points won54%44%Return points won56%46%Games held7 of 104 of 9Break points saved6 of 94 of 9Aces10Double faults24
2026-08-31	US Open	Hard	A. Li	3.74	74%	LOST
Games in each set5-7 1-6 RuzicLiPoints won42%58%Serve points won46%61%Return points won39%54%Games held4 of 98 of 10Break points saved3 of 82 of 4Aces13Double faults44
2026-08-24	Monterrey	Hard	N. Bartunkova	3.32	71%	LOST
Games in each set4-6 3-6 RuzicBartunkovaPoints won46%54%Serve points won55%64%Return points won36%45%Games held6 of 108 of 9Break points saved2 of 61 of 2Aces03Double faults33

K. Day — last 10

With the pre-match price we recorded at the time.

Date	Event	Surface	Opponent	Their price	Market	Result
2026-10-20	Osaka	Hard	S. Kenin	—	—	WON
Games in each set6-3 6-2 DayKeninPoints won58%42%Serve points won73%60%Return points won40%27%Games held9 of 95 of 8Break points saved2 of 21 of 4Aces100Double faults00
2026-10-18	Osaka	Hard	M. Joint	—	—	LOST
Games in each set3-6 6-3 3-6 DayJointPoints won46%54%Serve points won56%61%Return points won39%44%Games held9 of 1311 of 14Break points saved4 of 811 of 14Aces12Double faults55
2026-10-17	Osaka	Hard	E. Koike	—	—	WON
Games in each set7-5 6-3 DayKoikePoints won53%47%Serve points won62%55%Return points won45%38%Games held8 of 106 of 11Break points saved4 of 64 of 9Aces41Double faults25
2026-09-30	W100 Templeton	Hard	A. Van Impe	—	—	LOST
Games in each set2-6 4-6 DayImpePoints won44%56%Serve points won54%65%Return points won35%46%Games held5 of 98 of 9Break points saved3 of 73 of 4
2026-09-27	W50 Berkeley	Hard	J. Preston	—	—	WON
Games in each set7-5 6-4 DayPrestonPoints won54%46%Serve points won56%48%Return points won52%44%Games held7 of 115 of 11Break points saved2 of 64 of 10
2026-09-26	W50 Berkeley	Hard	E. McDonald	—	—	WON
Games in each set7-6 6-3 DayMcDonaldPoints won53%47%Serve points won72%64%Return points won36%28%Games held11 of 119 of 11Break points saved2 of 212 of 13
2026-09-25	W50 Berkeley	Hard	A. S. Rogers	—	—	WON
Games in each set6-1 6-0 DayRogersPoints won68%32%Serve points won78%40%Return points won60%22%Games held7 of 71 of 7Break points saved0 of 07 of 12
2026-09-24	W50 Berkeley	Hard	E. Laskevich	—	—	WON
Games in each set6-2 6-2 DayLaskevichPoints won62%38%Serve points won76%50%Return points won50%24%Games held8 of 84 of 8Break points saved1 of 16 of 10
2026-09-23	W50 Berkeley	Hard	A. Bulatova	—	—	WON
Games in each set6-0 6-1 DayBulatovaPoints won67%33%Serve points won78%41%Return points won59%22%Games held7 of 71 of 6Break points saved0 of 05 of 10
2026-09-17	Guadalajara	Clay	L. Samsonova	—	—	LOST
Games in each set6-7 6-2 6-7 DaySamsonovaPoints won52%48%Serve points won60%57%Return points won43%40%Games held12 of 1610 of 16Break points saved8 of 122 of 8Aces60Double faults107

Also at this event

Gibson v Kraus Tararudee v Krueger Boulter v Golubic Valentova v Tagger Stoiana v Uchijima Li v Sonmez