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

Danka Kovinic vs Erika Sema

Compare the head-to-head record, career totals, season-by-season performance, and match log for Danka Kovinic vs Erika Sema.

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Danka Kovinic
Montenegro Age 31 Right-Handed 169 cm / 5'7"
H2H
0 – 0
0 main-draw meetings
Erika Sema
Japan Age 37 N/A 164 cm / 5'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Danka Kovinic #106 2-6 6-3 6-2 Erika Sema #302 Match data Sep 10, 2017 Q2 Q Japan Women's Open International → modern equivalent WTA 250 Hard

1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. 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
Danka Kovinic #1,327 #46 1,312 1,755 85 124 40.7% 0 0 0 0 0 0
Erika Sema #494 #114 570 1,510 2 9 18.2% 0 0 0 0 0 0

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 Danka Kovinic Erika Sema
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
18 2013 2–2 50.0% #168 1,511 0 0 — — — — — — —
19 2014 6–12 33.3% #109 1,458 0 0 — — — — — — —
20 2015 16–13 55.2% #57 1,611 0 0 — — — — — — —
21 2016 18–23 43.9% #71 1,571 0 0 — — — — — — —
22 2017 3–16 15.8% #121 1,452 0 0 2011 1–2 33.3% #128 1,503 0 0
23 2018 3–5 37.5% #154 1,517 0 0 2012 1–5 16.7% #192 1,479 0 0
24 2019 2–3 40.0% #85 1,566 0 0 — — — — — — —
25 2020 5–7 41.7% #77 1,633 0 0 2014 0–1 0.0% #270 1,465 0 0
26 2021 12–17 41.4% #96 1,586 0 0 — — — — — — —
27 2022 9–11 45.0% #60 1,685 0 0 2016 0–1 0.0% #373 1,431 0 0
28 2023 8–11 42.1% #150 1,628 0 0 — — — — — — —
29 2024 0–1 0.0% #1327 1,621 0 0 — — — — — — —
30 2025 1–1 50.0% — 1,608 0 0 — — — — — — —
31 2026 0–2 0.0% #1327 1,542 0 0 — — — — — — —

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 Danka Kovinic Erika Sema
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 %
18 2013 0 1 1 0.0% 2 1 3 66.7% — — — — — — — — — — — — — — — — —
19 2014 3 8 11 27.3% 3 4 7 42.9% — — — — — — — — — — — — — — — — —
20 2015 5 5 10 50.0% 11 7 18 61.1% 0 1 1 0.0% — — — — — — — — — — — — —
21 2016 8 14 22 36.4% 10 7 17 58.8% 0 2 2 0.0% — — — — — — — — — — — — —
22 2017 2 10 12 16.7% 1 5 6 16.7% 0 1 1 0.0% 2011 1 2 3 33.3% — — — — — — — —
23 2018 1 1 2 50.0% 2 4 6 33.3% — — — — 2012 1 5 6 16.7% — — — — — — — —
24 2019 2 3 5 40.0% — — — — — — — — — — — — — — — — — — — — —
25 2020 1 4 5 20.0% 4 3 7 57.1% — — — — 2014 0 1 1 0.0% — — — — — — — —
26 2021 3 11 14 21.4% 9 5 14 64.3% 0 1 1 0.0% — — — — — — — — — — — — —
27 2022 4 7 11 36.4% 5 3 8 62.5% 0 1 1 0.0% 2016 0 1 1 0.0% — — — — — — — —
28 2023 5 7 12 41.7% 3 4 7 42.9% — — — — — — — — — — — — — — — — —
29 2024 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — —
30 2025 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — —
31 2026 — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
Career — 35 72 107 32.7% 50 46 96 52.1% 0 6 6 0.0% — 2 9 11 18.2% — — — — — — — —

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 188/207 of Danka Kovinic's and 11/11 of Erika Sema'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 Danka Kovinic Erika Sema
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%
18 2013 2/4 5.0 5.5 55.0% 57.3% 52.0% 65.2% 50.0% 55.9% 45.4% — —/— — — — — — — — — —
19 2014 14/18 3.7 5.7 51.1% 67.8% 44.2% 54.0% 43.4% 56.2% 40.3% — —/— — — — — — — — — —
20 2015 20/29 4.3 4.0 56.8% 65.8% 53.1% 48.2% 46.4% 60.0% 38.8% — —/— — — — — — — — — —
21 2016 38/41 3.0 3.7 52.2% 65.7% 48.0% 54.6% 50.3% 57.6% 41.9% — —/— — — — — — — — — —
22 2017 19/19 3.5 4.1 53.8% 59.7% 40.7% 52.5% 41.1% 51.0% 39.9% 2011 3/3 0.0 0.7 84.0% 50.0% 43.1% 19.8% 25.0% 48.6% 30.8%
23 2018 8/8 1.9 3.8 54.9% 62.5% 40.5% 42.1% 40.9% 52.7% 39.4% 2012 6/6 0.5 1.2 72.5% 58.0% 41.2% 35.5% 28.9% 53.3% 41.8%
24 2019 5/5 2.4 7.4 59.7% 60.2% 42.0% 55.2% 63.4% 52.9% 43.8% — —/— — — — — — — — — —
25 2020 12/12 3.0 5.0 58.4% 69.7% 41.9% 54.5% 47.4% 59.0% 39.8% 2014 1/1 0.0 5.0 82.6% 52.6% 8.3% 46.2% 75.0% 44.9% 38.0%
26 2021 29/30 2.4 4.6 52.5% 59.1% 43.8% 43.4% 54.5% 51.8% 41.9% — —/— — — — — — — — — —
27 2022 20/20 3.0 4.9 51.6% 62.2% 41.5% 52.7% 46.6% 52.1% 39.4% 2016 1/1 0.0 2.0 74.2% 41.3% 31.3% 63.2% 33.3% 38.7% 41.0%
28 2023 19/19 3.5 4.6 57.7% 64.5% 42.4% 50.2% 54.5% 54.6% 43.3% — —/— — — — — — — — — —
31 2026 2/2 1.0 5.5 59.9% 45.3% 25.1% 12.5% 54.8% 37.4% 42.0% — —/— — — — — — — — — —
Career — 188/210 3.1 4.5 54.1% 63.4% 44.5% 50.4% 48.9% 54.8% 40.9% — 11/11 0.3 1.5 76.7% 53.8% 37.8% 34.7% 32.4% 49.9% 38.4%

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 Danka Kovinic Erika Sema
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
18 2013 1512 105.6 -0.09 -0.79 1.028 50.4% — +61 — 45.5% +0.18 2–1 (67%) 0–1 — +0.28 — — — — — — — — — — — — — — — —
19 2014 1459 99.7 -1.02 -2.74 0.921 48.4% -5 +95 — 38.6% -0.52 3–5 (38%) 1–5 (17%) 94.1 +1.27 — — — — — — — — — — — — — — — —
20 2015 1611 119.5 +1.23 -1.90 0.970 49.1% -90 +28 — 52.3% +0.22 7–4 (64%) 1–2 (33%) 105.0 -0.31 — — — — — — — — — — — — — — — —
21 2016 1571 121.1 +1.05 -0.55 0.987 49.9% -60 +117 — 46.2% -0.26 3–6 (33%) 4–3 (57%) 99.4 -0.03 — — — — — — — — — — — — — — — —
22 2017 1453 98.5 -3.39 -2.67 0.813 45.8% +3 +129 — 18.4% -1.58 1–3 (25%) 0–8 (0%) 91.9 +0.40 2011 1503 98.1 -1.29 -2.30 0.599 39.5% +24 — — 33.3% -2.33 — — — -0.01
23 2018 1518 106.0 -1.79 -2.54 0.832 45.9% — +59 — 36.8% -1.32 2–1 (67%) 1–0 — +0.15 2012 1479 106.5 -2.00 +0.15 0.894 46.9% +13 — — 23.1% -1.85 0–1 — — -0.15
24 2019 1566 103.9 -0.76 -0.72 0.932 49.2% -43 — — 46.2% -0.08 1–2 (33%) 0–1 — +0.20 — — — — — — — — — — — — — — — —
25 2020 1633 123.6 +1.55 -0.81 0.969 49.6% -122 +85 — 46.4% -0.29 1–3 (25%) 2–1 (67%) — -0.18 2014 1465 97.1 -1.80 -0.73 0.691 41.4% — — — 33.3% -3.00 0–1 — — +0.08
26 2021 1587 117.6 -3.32 -0.37 0.869 46.9% -131 +176 — 41.0% -0.95 4–1 (80%) 2–1 (67%) 104.6 -1.02 — — — — — — — — — — — — — — — —
27 2022 1686 120.8 -2.62 -1.70 0.821 46.1% -179 +154 — 40.4% -0.91 6–1 (86%) 0–3 (0%) 105.3 -0.27 2016 1432 84.1 -4.88 -0.94 0.669 39.6% — — — 0.0% -5.50 — — — +0.07
28 2023 1628 123.5 -2.04 -0.40 0.953 49.1% -99 +136 — 46.2% -0.03 3–2 (60%) 0–1 — -0.17 2017 1416 98.7 — — — — — — — — — — — — —
29 2024 1621 98.2 — — — — — — — 0.0% -5.50 — — — -0.08 2018 1406 89.4 — — — — — — — — — — — — —
30 2025 1609 100.3 — — — — — — — 50.0% -1.50 — — — +0.25 — — — — — — — — — — — — — — — —
31 2026 1542 98.8 -1.17 -0.84 0.671 39.7% — — — 0.0% -3.75 — — — 0.00 — — — — — — — — — — — — — — — —
33 — — — — — — — — — — — — — — — — 2022 1394 98.1 — — — — — — — — — — — — —
Career — 1756 118.4 -1.08 -1.26 0.906 48.0% -79 +104 — 41.8% -0.55 33–29 (53%) 11–26 (30%) 99.6 +0.24 — 1511 91.3 -2.05 -0.70 0.766 43.7% +17 — — 25.0% -2.42 0–2 — — -0.09

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.