H2H data updated: 2026-09-13 00:00 UTC

Naomi Osaka vs Mona Barthel H2H: 0-1

Mona Barthel holds a 1–0 lead over Naomi Osaka in their WTA head-to-head. Across 1 main-draw meeting, Mona Barthel leads 1–0 on hard courts. Most recently, Mona Barthel won the 2016 Hobart International second round 7-6(2) 6-2.

Japan Age 28 Right-Handed 180 cm / 5'11"
H2H
0 1
1 main-draw meetings
Germany Age 36 Right-Handed 185 cm / 6'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Mona Barthel #45 7-6(2) 6-2 Naomi Osaka #145 Match data Jan 14, 2016* R16 Hobart International International modern equivalent WTA 250 Hard

Estimated match date where the exact historical date is unavailable. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.

Career Comparison

Player Current Peak Pts Elo W L Win % GS 1000 including documented historical predecessor categories Finals 500 including documented historical predecessor categories 250 including documented historical predecessor categories Titles
Naomi Osaka #13 #1 7,985 2,179 251 136 64.9% 4 2 0 1 1 8
Mona Barthel #205 #23 1,762 1,840 151 182 45.3% 0 0 0 1 3 4

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 Mona Barthel
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 2014 2–2 50.0% #260 1,530 0 0
17 2015 0–2 0.0% #144 1,508 0 0
18 2016 20–13 60.6% #48 1,700 0 0
19 2017 19–22 46.3% #68 1,695 0 0 2010 0–1 0.0% #195 1,493 0 0
20 2018 40–20 66.7% #5 1,902 1 2 2011 5–6 45.5% #69 1,552 0 0
21 2019 40–13 75.5% #3 2,047 2 5 2012 29–24 54.7% #39 1,682 0 1
22 2020 16–3 84.2% #3 2,111 3 6 2013 24–22 52.2% #34 1,646 0 2
23 2021 20–8 71.4% #13 2,040 4 7 2014 23–23 50.0% #42 1,713 0 3
24 2022 15–11 57.7% #42 1,933 4 7 2015 24–26 48.0% #45 1,670 0 3
25 2016 6–13 31.6% #158 1,560 0 3
26 2024 21–17 55.3% #57 1,872 4 7 2017 17–18 48.6% #48 1,602 0 4
27 2025 31–14 68.9% #16 1,965 4 8 2018 14–20 41.2% #77 1,625 0 4
28 2026 27–11 71.1% #13 2,052 4 8 2019 6–13 31.6% #183 1,549 0 4
30 2021 3–12 20.0% #275 1,457 0 4
33 2024 0–2 0.0% #171 1,525 0 4
35 2026 0–2 0.0% #205 1,556 0 4

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Naomi Osaka Mona Barthel
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
16 2014 2 2 4 50.0%
17 2015 0 2 2 0.0%
18 2016 18 11 29 62.1% 2 2 4 50.0%
19 2017 13 13 26 50.0% 2 5 7 28.6% 4 4 8 50.0% 2010 0 1 1 0.0%
20 2018 29 13 42 69.0% 5 4 9 55.6% 6 3 9 66.7% 2011 4 2 6 66.7% 1 3 4 25.0% 0 1 1 0.0%
21 2019 30 7 37 81.1% 9 4 13 69.2% 1 2 3 33.3% 2012 21 14 35 60.0% 6 5 11 54.5% 0 4 4 0.0% 2 1 3 66.7%
22 2020 16 3 19 84.2% 2013 16 14 30 53.3% 1 5 6 16.7% 2 3 5 40.0% 5 0 5 100.0%
23 2021 18 5 23 78.3% 2 3 5 40.0% 2014 11 14 25 44.0% 9 5 14 64.3% 3 3 6 50.0% 0 1 1 0.0%
24 2022 14 9 23 60.9% 1 2 3 33.3% 2015 18 16 34 52.9% 6 8 14 42.9% 0 2 2 0.0%
25 2016 4 8 12 33.3% 1 3 4 25.0% 1 2 3 33.3%
26 2024 13 9 22 59.1% 5 5 10 50.0% 3 3 6 50.0% 2017 6 9 15 40.0% 9 5 14 64.3% 2 4 6 33.3%
27 2025 25 8 33 75.8% 3 3 6 50.0% 3 3 6 50.0% 2018 8 12 20 40.0% 4 6 10 40.0% 2 2 4 50.0%
28 2026 12 6 18 66.7% 7 3 10 70.0% 8 2 10 80.0% 2019 5 5 10 50.0% 1 6 7 14.3% 0 2 2 0.0%
30 2021 3 8 11 27.3% 0 2 2 0.0% 0 2 2 0.0%
33 2024 0 2 2 0.0%
35 2026 0 1 1 0.0% 0 1 1 0.0%
Career 190 88 278 68.3% 36 31 67 53.7% 25 17 42 59.5% 96 104 200 48.0% 38 51 89 42.7% 10 25 35 28.6% 7 2 9 77.8%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 350/386 of Naomi Osaka's and 309/334 of Mona Barthel's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Naomi Osaka Mona Barthel
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
16 2014 4/4 4.3 1.8 55.4% 65.3% 44.8% 33.6% 49.2% 55.5% 41.0% —/—
18 2016 33/33 4.8 2.5 55.2% 69.6% 48.3% 54.8% 51.5% 59.9% 43.8% —/—
19 2017 40/41 4.2 2.5 55.9% 67.2% 45.7% 45.6% 46.3% 57.5% 40.2% 2010 1/1 6.0 2.0 64.3% 66.7% 52.0% 60.0% 0.0% 61.4% 31.3%
20 2018 55/60 4.7 2.1 59.7% 71.1% 48.8% 55.8% 55.7% 61.9% 45.3% 2011 11/11 2.1 4.2 61.8% 63.6% 38.0% 50.5% 45.8% 53.6% 43.1%
21 2019 50/53 7.0 1.9 60.2% 73.1% 47.9% 56.3% 51.0% 63.1% 44.4% 2012 50/53 4.2 5.7 53.8% 70.4% 46.7% 53.9% 50.1% 59.2% 46.4%
22 2020 18/19 7.8 2.5 59.0% 76.0% 53.0% 64.2% 43.2% 66.5% 42.5% 2013 46/46 3.3 3.4 61.5% 66.4% 45.6% 56.9% 46.0% 58.5% 43.7%
23 2021 21/28 6.5 2.8 53.5% 76.2% 52.2% 59.4% 52.6% 64.9% 43.6% 2014 43/46 2.5 4.0 61.4% 64.9% 45.0% 55.3% 46.4% 57.1% 43.0%
24 2022 22/26 5.7 2.5 51.4% 76.9% 47.4% 61.9% 44.1% 62.7% 41.4% 2015 35/50 3.5 3.7 59.3% 64.0% 49.5% 47.1% 42.6% 58.1% 41.4%
25 —/— 2016 18/20 3.8 5.6 55.2% 66.7% 43.9% 50.0% 46.3% 56.8% 39.4%
26 2024 36/38 6.5 2.7 54.0% 75.1% 51.1% 56.3% 50.1% 64.0% 40.4% 2017 34/35 4.1 5.1 61.2% 65.8% 43.6% 53.5% 46.5% 56.9% 42.2%
27 2025 34/46 6.6 2.9 56.9% 74.7% 49.3% 52.5% 53.6% 63.5% 45.2% 2018 34/34 5.0 6.3 57.7% 66.0% 43.3% 56.9% 45.8% 56.3% 39.8%
28 2026 37/38 5.9 2.5 58.2% 72.9% 49.6% 52.0% 47.3% 63.2% 42.7% 2019 19/19 4.1 6.3 57.6% 67.5% 41.5% 48.3% 42.4% 56.3% 38.3%
30 —/— 2021 14/15 5.4 6.3 53.6% 68.6% 42.3% 49.5% 37.8% 56.5% 37.1%
33 —/— 2024 2/2 2.5 10.0 51.7% 54.0% 44.0% 14.3% 32.5% 49.3% 42.7%
35 —/— 2026 2/2 1.0 7.5 59.7% 62.5% 38.1% 53.3% 30.6% 52.6% 43.5%
Career 350/388 5.8 2.4 56.9% 72.6% 48.9% 54.7% 50.3% 62.3% 43.1% 309/334 3.8 4.9 58.5% 66.4% 44.9% 52.9% 45.4% 57.4% 42.2%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.

Age Naomi Osaka Mona Barthel
Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule Yr Elo P+ Serve+ Return+ PD TPW% Hard Elo Clay Elo Grass Elo Set Win % Set Margin Dec. Set Tiebreak Pressure+ Schedule
16 2014 1531 113.5 +0.17 +0.57 0.923 48.4% +17 45.5% 0.00 2–1 (67%) 1–0 -0.19
17 2015 1509 102.0 20.0% -1.80 0–1 0.00
18 2016 1700 128.3 +3.18 +0.66 1.091 51.9% -10 -101 60.0% +0.65 4–5 (44%) 5–6 (45%) 101.0 +0.04
19 2017 1696 132.1 +1.30 -2.12 0.947 48.9% +6 -84 -47 45.8% -0.18 5–4 (56%) 2–5 (29%) 97.8 -1.51 2010 1493 100.8 +1.29 +0.85 0.810 47.0% 0.0% -2.00 -0.14
20 2018 1902 160.7 +5.21 +2.94 1.190 53.8% +17 -236 -168 67.5% +1.35 4–3 (57%) 4–4 (50%) 99.8 -2.09 2011 1552 119.1 -0.55 -0.55 0.929 48.7% +28 -19 45.8% -0.46 1–1 1–3 (25%) -0.58
21 2019 2047 154.9 +5.80 +1.63 1.202 53.6% +30 -229 -350 68.4% +1.22 17–2 (89%) 10–4 (71%) 116.1 +0.60 2012 1682 144.4 +3.00 +2.35 1.139 52.8% +34 -50 -166 57.8% +0.69 3–11 (21%) 10–12 (45%) 92.9 -2.53
22 2020 2112 156.0 +6.66 +1.24 1.267 54.0% +19 71.7% +1.61 9–1 (90%) 3–5 (38%) 103.1 -0.42 2013 1646 138.9 +2.09 +0.25 1.053 51.1% +80 -90 -184 53.4% +0.41 6–7 (46%) 6–7 (46%) 97.5 -0.66
23 2021 2040 154.1 +6.00 +1.08 1.240 54.0% +82 -235 72.2% +1.43 3–3 (50%) 2–2 (50%) 95.5 -0.04 2014 1713 124.3 +1.01 -0.81 1.002 50.2% -62 -24 -158 50.5% -0.09 5–6 (45%) 6–4 (60%) 101.5 -0.80
24 2022 1934 147.8 +4.77 +0.02 1.112 52.0% +91 -156 57.4% +0.81 4–1 (80%) 0–2 -0.62 2015 1671 128.2 -0.49 -0.40 0.986 49.6% +10 -45 51.7% +0.24 10–14 (42%) 10–10 (50%) 96.5 +2.15
25 2016 1561 109.3 +0.53 -2.53 0.913 48.2% +29 +35 -55 37.8% -0.73 1–4 (20%) 2–1 (67%) 96.5 -0.82
26 2024 1873 146.8 +5.89 -1.17 1.122 52.2% +76 -98 -157 56.3% +0.71 3–5 (38%) 4–8 (33%) 94.1 -2.05 2017 1602 121.9 +0.49 -0.40 0.977 49.6% -11 +63 -97 48.8% -0.34 6–8 (43%) 6–2 (75%) 100.9 -0.52
27 2025 1966 153.3 +4.79 +1.97 1.240 54.1% +59 -128 -253 65.4% +1.12 11–9 (55%) 10–6 (63%) 101.6 +0.92 2018 1625 120.7 -0.13 -2.87 0.910 48.2% +7 -36 -60 42.2% -0.52 8–7 (53%) 3–4 (43%) 102.3 -0.60
28 2026 2053 158.1 +5.15 +1.24 1.160 53.0% +1 -104 -111 66.7% +1.12 8–2 (80%) 7–3 (70%) 109.0 -0.80 2019 1550 122.1 -0.64 -2.56 0.876 47.5% +130 -29 32.6% -1.02 5–3 (63%) 2–3 (40%) 103.3 -0.70
29 2020 1535
30 2021 1457 106.9 -0.29 -3.24 0.854 46.7% +105 26.5% -1.44 1–3 (25%) 1–2 (33%) 96.4 +0.65
32 2023 1420 94.8
33 2024 1525 110.3 -2.16 -0.17 0.843 45.9% 20.0% -1.00 0–1 0–1 +0.02
34 2025 1576
35 2026 1556 106.9 +0.24 -2.27 0.918 47.9% 0.0% -2.00 0–2 -0.20
Career 2179 157.0 +4.72 +0.85 1.143 52.6% +35 -157 -155 62.7% +0.95 70–37 (65%) 48–45 (52%) 107.0 -1.65 1841 131.0 +0.87 -0.58 0.990 49.8% +28 -20 -126 47.5% -0.11 46–65 (41%) 47–51 (48%) 95.2 -1.43

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.