H2H data updated: 2026-07-18 07:17 UTC
Naomi Osaka vs Elise Mertens H2H: 5-4
Naomi Osaka holds a 5–4 lead over Elise Mertens in their WTA head-to-head. Across 9 main-draw meetings, Elise Mertens leads 4–3 on hard courts, while Naomi Osaka leads 2–0 on grass. Most recently, Naomi Osaka won the 2026 Bad Homburg fourth round 6-3 6-3.
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JPN
Age 28
Right-Handed
180 cm / 5'11"
H2H
5
–
4
9 main draw meetings
BEL
Age 30
Right-Handed
179 cm / 5'10"
H2H Match Log
| Date | Tournament | Category | Round | Surface | Winner | Score | Loser | Match |
|---|---|---|---|---|---|---|---|---|
| Jun 23, 2026 | Bad Homburg | WTA 500 | R16 | Grass | Naomi Osaka | 6-3 6-3 | Elise Mertens | Match data |
| Aug 9, 2024* | Toronto | WTA 1000 | R32 | Hard | Elise Mertens | 6-3 6-4 | Naomi Osaka | Match data |
| Jun 13, 2024* | S Hertogenbosch | WTA 250 | R32 | Grass | Naomi Osaka | 6-2 6-4 | Elise Mertens | Match data |
| Mar 11, 2024* | Indian Wells | WTA 1000 | R32 | Hard | Elise Mertens | 7-5 6-4 | Naomi Osaka | Match data |
| Mar 30, 2021* | Miami | WTA 1000 | R16 | Hard | Naomi Osaka | 6-3 6-3 | Elise Mertens | Match data |
| Feb 5, 2021* | Gippsland Trophy | WTA 500 | SF | Hard | Elise Mertens | (w/o) | Naomi Osaka | Match data |
| Aug 28, 2020* | Cincinnati | WTA 1000 | SF | Hard | Naomi Osaka | 6-2 7-6(5) | Elise Mertens | Match data |
| Sep 21, 2019* | Osaka | WTA 250 | SF | Hard | Naomi Osaka | 6-4 6-1 | Elise Mertens | Match data |
| Sep 26, 2017* | Wuhan | WTA 1000 | R64 | Hard | Elise Mertens | 6-4 1-6 6-4 | Naomi Osaka | Match data |
* Estimated match date where the exact historical date is unavailable.
Career Comparison
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 | Finals | 500 | 250 | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Naomi Osaka | #13 | #1 | 7,985 | 2,140 | 240 | 130 | 64.9% | 4 | 2 | 0 | 0 | 2 | 8 |
| Elise Mertens | #24 | #12 | 3,685 | 2,013 | 311 | 199 | 61.0% | 0 | 1 | 0 | 1 | 8 | 10 |
Career Progression by Age
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Naomi Osaka | Elise Mertens | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 16 | 2014 | 2–2 | 50.0% | #260 | 1,531 | 0 | 0 | — | — | — | — | — | — | — |
| 17 | 2015 | 0–2 | 0.0% | #144 | 1,509 | 0 | 0 | — | — | — | — | — | — | — |
| 18 | 2016 | 20–13 | 60.6% | #48 | 1,700 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2017 | 19–22 | 46.3% | #68 | 1,697 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2018 | 39–19 | 67.2% | #5 | 1,904 | 1 | 2 | 2016 | 3–3 | 50.0% | #125 | 1,546 | 0 | 0 |
| 21 | 2019 | 40–13 | 75.5% | #3 | 2,030 | 2 | 5 | 2017 | 30–22 | 57.7% | #35 | 1,737 | 0 | 1 |
| 22 | 2020 | 16–3 | 84.2% | #3 | 2,082 | 3 | 6 | 2018 | 43–19 | 69.4% | #12 | 1,821 | 0 | 4 |
| 23 | 2021 | 18–7 | 72.0% | #13 | 2,002 | 4 | 7 | 2019 | 33–24 | 57.9% | #17 | 1,836 | 0 | 5 |
| 24 | 2022 | 15–11 | 57.7% | #42 | 1,894 | 4 | 7 | 2020 | 32–13 | 71.1% | #20 | 1,934 | 0 | 5 |
| 25 | — | — | — | — | — | — | — | 2021 | 33–18 | 64.7% | #21 | 1,856 | 0 | 6 |
| 26 | 2024 | 21–16 | 56.8% | #57 | 1,883 | 4 | 7 | 2022 | 28–21 | 57.1% | #29 | 1,795 | 0 | 7 |
| 27 | 2025 | 31–14 | 68.9% | #16 | 1,968 | 4 | 8 | 2023 | 26–21 | 55.3% | #29 | 1,819 | 0 | 8 |
| 28 | 2026 | 19–8 | 70.4% | #13 | 2,044 | 4 | 8 | 2024 | 27–25 | 51.9% | #34 | 1,788 | 0 | 8 |
| 29 | — | — | — | — | — | — | — | 2025 | 36–20 | 64.3% | #20 | 1,866 | 0 | 10 |
| 30 | — | — | — | — | — | — | — | 2026 | 20–13 | 60.6% | #24 | 1,908 | 0 | 10 |