H2H data updated: 2026-09-14 00:00 UTC

Nao Hibino vs Alison Riske-Amritraj H2H: 0-1

Alison Riske-Amritraj holds a 1–0 lead over Nao Hibino in their WTA head-to-head. Across 1 main-draw meeting, Alison Riske-Amritraj leads 1–0 on hard courts. Most recently, Alison Riske-Amritraj won the 2016 Japan Women's Open first round 6-2 6-4.

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Nao Hibino
Japan Age 31 Right-Handed 163 cm / 5'4"
H2H
0 – 1
1 main-draw meetings
Alison Riske-Amritraj
United States Age 36 Right-Handed 175 cm / 5'9"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Alison Riske-Amritraj #61 6-2 6-4 Nao Hibino #76 Match data Sep 15, 2016* R32 Japan Women's Open 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
Nao Hibino #228 #56 1,050 1,726 80 121 39.8% 0 0 0 0 3 3
Alison Riske-Amritraj #1,157 #18 2,360 1,860 189 202 48.3% 0 0 0 0 3 3

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 Nao Hibino Alison Riske-Amritraj
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 — — — — — — — 2010 4–4 50.0% #115 1,554 0 0
20 2015 6–2 75.0% #66 1,559 0 1 2011 3–8 27.3% #136 1,528 0 0
21 2016 19–22 46.3% #94 1,639 0 1 2012 0–4 0.0% #180 1,487 0 0
22 2017 11–17 39.3% #97 1,544 0 1 2013 11–6 64.7% #57 1,641 0 0
23 2018 5–10 33.3% #114 1,597 0 1 2014 24–22 52.2% #43 1,712 0 1
24 2019 6–5 54.5% #106 1,619 0 2 2015 15–24 38.5% #97 1,602 0 1
25 2020 9–6 60.0% #73 1,647 0 2 2016 23–19 54.8% #39 1,740 0 1
26 2021 5–17 22.7% #129 1,527 0 2 2017 19–24 44.2% #70 1,641 0 1
27 2022 4–6 40.0% #138 1,578 0 2 2018 17–16 51.5% #62 1,626 0 1
28 2023 9–12 42.9% #94 1,657 0 3 2019 26–22 54.2% #18 1,805 0 2
29 2024 4–16 20.0% #145 1,603 0 3 2020 6–8 42.9% #26 1,745 0 2
30 2025 2–7 22.2% #174 1,514 0 3 2021 16–16 50.0% #51 1,766 0 3
31 2026 0–1 0.0% #228 1,558 0 3 2022 25–21 54.3% #41 1,732 0 3
32 — — — — — — — 2023 0–8 0.0% #659 1,602 0 3

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 Nao Hibino Alison Riske-Amritraj
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
19 — — — — — — — — — — — — — 2010 0 1 1 0.0% 0 1 1 0.0% 4 2 6 66.7%
20 2015 6 2 8 75.0% — — — — — — — — 2011 0 5 5 0.0% 0 1 1 0.0% 3 2 5 60.0%
21 2016 13 15 28 46.4% 5 4 9 55.6% 1 3 4 25.0% 2012 0 3 3 0.0% — — — — 0 1 1 0.0%
22 2017 11 11 22 50.0% 0 4 4 0.0% 0 2 2 0.0% 2013 5 4 9 55.6% — — — — 6 2 8 75.0%
23 2018 5 9 14 35.7% 0 1 1 0.0% — — — — 2014 17 14 31 54.8% 3 5 8 37.5% 4 3 7 57.1%
24 2019 6 5 11 54.5% — — — — — — — — 2015 9 15 24 37.5% 2 5 7 28.6% 4 4 8 50.0%
25 2020 5 4 9 55.6% 4 2 6 66.7% — — — — 2016 17 11 28 60.7% 2 6 8 25.0% 4 2 6 66.7%
26 2021 1 9 10 10.0% 3 6 9 33.3% 1 2 3 33.3% 2017 9 14 23 39.1% 5 6 11 45.5% 5 4 9 55.6%
27 2022 4 5 9 44.4% 0 1 1 0.0% — — — — 2018 8 10 18 44.4% 4 3 7 57.1% 5 3 8 62.5%
28 2023 9 9 18 50.0% 0 2 2 0.0% 0 1 1 0.0% 2019 17 16 33 51.5% 0 4 4 0.0% 9 2 11 81.8%
29 2024 4 9 13 30.8% 0 4 4 0.0% 0 3 3 0.0% 2020 6 6 12 50.0% 0 2 2 0.0% — — — —
30 2025 1 4 5 20.0% 1 3 4 25.0% — — — — 2021 14 11 25 56.0% 0 2 2 0.0% 2 3 5 40.0%
31 2026 0 1 1 0.0% — — — — — — — — 2022 17 14 31 54.8% 2 3 5 40.0% 6 4 10 60.0%
32 — — — — — — — — — — — — — 2023 0 5 5 0.0% 0 1 1 0.0% 0 2 2 0.0%
Career — 65 83 148 43.9% 13 27 40 32.5% 2 11 13 15.4% — 119 129 248 48.0% 18 39 57 31.6% 52 34 86 60.5%

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 180/195 of Nao Hibino's and 369/392 of Alison Riske-Amritraj'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 Nao Hibino Alison Riske-Amritraj
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%
19 — —/— — — — — — — — — — 2010 8/8 2.6 3.9 71.0% 64.5% 45.1% 56.1% 47.4% 58.8% 36.7%
20 — —/— — — — — — — — — — 2011 11/11 2.9 4.1 66.3% 58.6% 44.6% 49.0% 39.3% 53.7% 36.5%
21 2016 39/41 1.4 2.8 65.7% 58.2% 49.2% 50.1% 54.8% 54.9% 41.0% 2012 4/4 1.0 3.5 67.5% 55.7% 43.0% 48.0% 49.7% 51.5% 39.7%
22 2017 26/28 1.8 3.6 64.7% 58.6% 45.9% 54.7% 42.0% 53.9% 38.7% 2013 17/17 1.8 3.5 67.6% 66.5% 51.0% 58.2% 53.9% 61.5% 43.2%
23 2018 13/15 2.2 2.8 61.4% 60.0% 45.3% 59.2% 40.6% 54.4% 41.1% 2014 38/46 2.6 4.8 64.2% 64.1% 42.9% 56.1% 48.7% 56.5% 43.5%
24 2019 11/11 2.6 2.8 64.0% 64.7% 45.9% 56.5% 43.7% 57.7% 43.6% 2015 34/39 1.5 3.6 70.0% 59.7% 52.0% 48.2% 37.9% 57.4% 40.3%
25 2020 15/15 1.1 2.7 65.5% 62.6% 45.8% 52.9% 41.8% 56.6% 46.8% 2016 40/43 1.5 4.0 66.6% 63.8% 46.0% 52.4% 43.0% 58.2% 45.0%
26 2021 21/23 1.8 2.9 65.0% 55.1% 36.6% 39.9% 47.2% 48.2% 39.1% 2017 42/43 1.2 3.3 68.0% 62.0% 43.7% 51.2% 44.2% 56.0% 42.4%
27 2022 10/10 1.6 2.4 70.4% 59.9% 44.7% 43.5% 51.8% 55.2% 46.5% 2018 32/33 2.0 4.2 66.1% 63.1% 48.5% 52.7% 45.7% 58.2% 45.3%
28 2023 21/21 1.4 2.2 67.4% 58.0% 47.2% 47.1% 60.3% 54.4% 42.1% 2019 48/48 2.3 4.1 66.3% 62.9% 47.4% 52.0% 45.7% 57.7% 43.1%
29 2024 20/20 1.3 3.1 65.6% 55.3% 43.7% 48.7% 50.3% 51.1% 38.4% 2020 14/14 2.6 6.2 64.4% 64.6% 45.0% 55.3% 55.6% 57.6% 44.1%
30 2025 3/9 2.0 3.0 64.6% 58.9% 48.8% 52.8% 45.8% 54.6% 43.7% 2021 29/32 2.3 4.1 66.0% 62.3% 46.1% 52.8% 50.3% 56.8% 44.1%
31 2026 1/2 2.0 3.0 63.2% 68.8% 32.1% 71.4% 25.0% 55.3% 41.6% 2022 44/46 2.1 2.7 66.8% 63.2% 49.8% 50.8% 44.1% 58.6% 42.7%
32 — —/— — — — — — — — — — 2023 8/8 1.1 3.8 65.6% 57.1% 39.0% 41.9% 52.2% 50.8% 34.2%
Career — 180/203 1.6 2.9 65.5% 58.6% 45.3% 50.1% 48.9% 53.8% 41.3% — 369/392 2.0 3.9 66.8% 62.7% 46.8% 52.2% 45.8% 57.4% 42.7%

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 Nao Hibino Alison Riske-Amritraj
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
19 — — — — — — — — — — — — — — — — 2010 1555 111.2 +1.84 -2.58 0.891 48.4% — — +148 47.6% -0.05 3–2 (60%) 1–2 (33%) 101.6 -0.48
20 2015 1560 105.6 — — — — +14 — — 66.7% +0.60 1–0 — — +0.71 2011 1529 104.5 -0.76 -3.92 0.787 45.3% -61 — +195 30.8% -1.46 2–2 (50%) 0–1 — -0.54
21 2016 1639 113.6 -1.11 -1.79 0.909 48.3% -18 -53 -78 44.0% -0.55 7–4 (64%) 5–5 (50%) 104.3 +0.05 2012 1488 105.5 -0.75 -1.19 0.819 45.5% -48 — — 20.0% -1.50 0–2 0–1 — -0.29
22 2017 1544 109.2 -2.04 -3.51 0.840 47.2% +35 -50 — 39.0% -0.76 4–5 (44%) 1–1 — +0.77 2013 1641 130.7 +2.70 -0.60 1.122 52.3% -106 — +142 62.5% +0.75 3–5 (38%) 1–1 — +0.38
23 2018 1597 121.9 -0.94 -1.44 0.902 47.8% +21 — — 40.0% -0.87 0–2 2–2 (50%) — -0.36 2014 1712 132.8 +0.21 -0.06 1.000 49.9% -36 -193 +87 52.0% +0.24 4–6 (40%) 8–5 (62%) 101.2 +0.46
24 2019 1619 112.2 -0.45 -0.48 1.031 50.5% +13 — — 45.8% -0.04 3–1 (75%) 2–2 (50%) — +1.01 2015 1603 124.5 -0.32 -1.07 0.947 48.9% -8 -94 +139 40.2% -0.55 4–9 (31%) 2–6 (25%) 90.8 -1.44
25 2020 1648 124.3 +0.36 +2.53 1.079 51.6% -35 -88 — 57.6% +0.73 2–1 (67%) 4–2 (67%) 104.2 +0.20 2016 1741 129.3 +1.19 +1.21 1.075 51.5% +6 -229 +1 54.0% +0.29 8–10 (44%) 5–11 (31%) 94.1 -0.28
26 2021 1528 96.1 -6.17 -3.62 0.754 44.2% -45 -13 -10 22.7% -2.09 2–2 (50%) 1–2 (33%) 98.9 +0.88 2017 1642 129.3 +0.27 -0.29 0.966 49.2% -18 -76 +133 45.5% -0.33 6–7 (46%) 7–4 (64%) 102.8 -2.21
27 2022 1578 112.0 -0.72 +0.28 1.038 50.9% -34 — — 47.6% +0.19 1–2 (33%) 1–2 (33%) 98.9 +0.93 2018 1626 131.0 +1.17 +1.53 1.083 51.5% -55 -21 +173 51.9% +0.31 5–10 (33%) 5–8 (38%) 96.8 -0.45
28 2023 1658 122.0 -1.96 -1.76 0.923 48.2% -9 — — 43.5% -0.33 2–2 (50%) 1–2 (33%) 99.9 +0.98 2019 1806 145.4 +1.26 +1.59 1.017 50.2% -57 -289 +135 50.4% +0.04 14–9 (61%) 9–9 (50%) 104.5 -1.98
29 2024 1603 118.1 -4.14 -2.60 0.784 44.9% +36 -97 -114 28.6% -1.57 3–6 (33%) 1–1 — -0.24 2020 1745 135.6 -0.19 +1.24 1.039 50.8% +5 — — 48.6% +0.06 2–5 (29%) 3–5 (38%) 96.3 0.00
30 2025 1514 109.3 -1.77 -0.47 0.962 49.4% -11 +10 — 30.0% -1.65 0–2 — — -0.04 2021 1767 130.1 +0.04 +0.89 1.022 50.4% +21 — +165 51.4% -0.01 4–6 (40%) 3–2 (60%) 96.5 +0.58
31 2026 1558 107.8 -0.02 +0.29 0.929 48.4% — — — 0.0% -2.00 — — — -0.10 2022 1732 137.6 +1.42 +0.41 1.033 50.6% +25 -253 +159 49.5% +0.03 9–6 (60%) 5–6 (45%) 101.9 +0.60
32 — — — — — — — — — — — — — — — — 2023 1603 111.8 -2.22 -2.80 0.696 42.6% +41 — — 22.2% -1.89 0–4 (0%) 0–3 (0%) — -0.21
Career — 1726 117.5 -2.08 -1.72 0.893 47.8% 0 -46 -68 40.3% -0.70 25–27 (48%) 18–19 (49%) 101.7 +2.42 — 1860 137.7 +0.67 +0.22 1.002 50.0% -17 -149 +135 48.5% -0.06 64–83 (44%) 49–64 (43%) 93.8 -1.51

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.