Elise Mertens vs Naomi Osaka: Head-to-Head Record
Elise MertensBelgiumHead-to-head
Naomi OsakaJapan3–7
Osaka leads · 10 meetingsHard3–5Grass0–2
Osaka leads
Hard3–5Grass0–2
Elise Mertens and Naomi Osaka have met 10 times on the professional tour. Naomi Osaka leads the head-to-head 7–3. Their most recent meeting came at US Open in 2026.
How the two players compare today
Elise Mertens vs Naomi Osaka stats comparison
TodayMertensOsaka
#14Official rank#18
2,039Elo2,125
6–4Last 107–3
61Serve76
48Return36
75Clutch91
Elise Mertens vs Naomi Osaka stats comparison
#14Official rank#18
2,039Elo2,125
6–4Last 107–3
61Serve76
48Return36
75Clutch91
Current form
Last 10 · most recent firstMertens6–4Streak L2
LLWWWWLWLW
Osaka7–3Streak L1
LWWLWWWLWW
Current form
Last 10 · newest first6–4Last 107–3
L2StreakL1
Mertens
LLWWWWLWLW
Osaka
LWWLWWWLWW
Surface comparison
MertensOsaka
2,039Elo2,125
61%Win % · 12M71%
35–22W–L · 12M35–14
3H2H7
Surface comparison
2,039Elo2,125
61%Win % · 12M71%
35–22W–L · 12M35–14
3H2H7
Serve vs return
Umpiry ratings · 12MMertens serve61vsOsaka return36
Edge Mertens +25Mertens serve vs Osaka return
61%Service points wonreturn points won43%
70%1st-serve points wonwon on return37%
Osaka serve76vsMertens return48
Edge Osaka +28Osaka serve vs Mertens return
63%Service points wonreturn points won44%
72%1st-serve points wonwon on return35%
Serve vs return
Ratings · 12MMertens serve61vsOsaka return36
Edge Mertens +25
61%Service points won · return points won43%
70%1st-serve points won · won on return37%
Osaka serve76vsMertens return48
Edge Osaka +28
63%Service points won · return points won44%
72%1st-serve points won · won on return35%
Clutch
Last 12 monthsMertensOsaka
56%186 / 335Break points saved61%163 / 266
63%5–3Tiebreaks won70%7–3
59%10–7Deciding sets won77%10–3
Clutch
Last 12 months56%186 / 335Break points saved61%163 / 266
63%5–3Tiebreaks won70%7–3
59%10–7Deciding sets won77%10–3
Freshness
Mertens · OsakaLast match
todayWuhan · R128vs7 days agoBeijing · R16
Matches · last 30 days
7vs3
Sets · last 14 days
14vs8
Freshness
todayWuhan · R128Last match7 days agoBeijing · R16
7Matches · last 30 days3
14Sets · last 14 days8
Common opponents
9 common opponents · last 12 monthsCombined record vs common opponentsMertens9–4 · 69%Osaka5–7 · 42%
Opponent · by rankMertensOsaka
Common opponents
9 common opponents · last 12 monthsCombined9–45–7
OpponentMertensOsaka
All 10 meetings
Last 5 of 10All 10 meetings
Last 5 of 10Career titles107
Grand Slam titles04
Career-high rank#12#1
Career W–L382–236300–158
Age3028
Height179 cm180 cm
PlaysRight-handedRight-handed
CountryBelgiumJapan
Turned proPro(2013)—
Osaka leads 7–3
10 meetingsDateTournamentRoundSurfaceWinnerScore
2026Mertens 0–3
6 Sep 2026US OpenGrand SlamRound of 32HardOsaka d. Mertens6–3 3–6 7–58 Aug 2026TorontoWTA 1000Round of 32HardOsaka d. Mertens6–1 6–223 Jun 2026Bad HomburgWTA 500Round of 16GrassOsaka d. Mertens6–3 6–32024Mertens 2–1
5 Aug 2024TorontoRound of 32HardMertens d. Osaka6–3 6–410 Jun 2024s HertogenboschWTA 250Round of 32GrassOsaka d. Mertens6–2 6–46 Mar 2024Indian WellsWTA 1000Round of 32HardMertens d. Osaka7–5 6–42019Mertens 0–1
16 Sep 2019OsakaWTA 250Semi-finalHardOsaka d. Mertens6–4 6–110 meetings · Mertens 3–7Walkovers are not counted
Osaka leads 7–3
10 meetings10 meetings
2026Mertens 0–3
US Open · Round of 326 Sep 2026Osaka d. Mertens6–3 3–6 7–5Hard·Grand SlamToronto · Round of 328 Aug 2026Osaka d. Mertens6–1 6–2Hard·WTA 1000Bad Homburg · Round of 1623 Jun 2026Osaka d. Mertens6–3 6–3Grass·WTA 5002024Mertens 2–1
Toronto · Round of 325 Aug 2024Mertens d. Osaka6–3 6–4Hards Hertogenbosch · Round of 3210 Jun 2024Osaka d. Mertens6–2 6–4Grass·WTA 250Indian Wells · Round of 326 Mar 2024Mertens d. Osaka7–5 6–4Hard·WTA 10002021Mertens 0–1
Miami · Round of 1622 Mar 2021Osaka d. Mertens6–3 6–3Hard·WTA 10002020Mertens 0–1
Cincinnati · Semi-final24 Aug 2020Osaka d. Mertens6–2 7–6Hard·WTA 5002019Mertens 0–1
Osaka · Semi-final16 Sep 2019Osaka d. Mertens6–4 6–1Hard·WTA 2502017Mertens 1–0
Wuhan · Round of 6425 Sep 2017Mertens d. Osaka6–4 1–6 6–4Hard·WTA 1000More on Umpiry · about this comparison
Frequently asked
Who leads the head-to-head between Elise Mertens and Naomi Osaka?
Naomi Osaka leads the head-to-head against Elise Mertens 7–3 after 10 meetings.
How many times have Elise Mertens and Naomi Osaka played each other?
Elise Mertens and Naomi Osaka have played each other 10 times on the professional tour.
When did Elise Mertens and Naomi Osaka last play each other?
Their most recent meeting came at US Open in 2026, where Naomi Osaka won.
How is the head-to-head record counted?
Every completed singles match between the two players counts once: tour level, Grand Slams, Challengers, ITF, team events and qualifying. Retirements count; walkovers do not.
What are the Serve, Return and Clutch ratings?
Umpiry ratings from 0 to 100: where a player ranks on tour over the last 52 weeks, adjusted for opponent strength. Clutch combines break points saved and converted, tiebreaks and deciding sets. A player with too few recent matches has no rating yet.
Why is there no win probability here?
This page compares the two players. The chance to win a specific match, with its surface, round and conditions, is on that match’s detail page.