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

Andrea Petkovic vs Kayla Day H2H: 1-0

Andrea Petkovic holds a 1–0 lead over Kayla Day in their WTA head-to-head. Across 1 main-draw meeting, Andrea Petkovic leads 1–0 on hard courts. Most recently, Andrea Petkovic won the 2017 Australian Open first round 6-3 6-2.

Want to explore more matchups? Advanced rivalry search lets you browse current and historical rivalries, unbeaten records, or every matchup for a player.

Andrea Petkovic
GER Age 39 Right-Handed 180 cm / 5'11"
H2H
1 – 0
1 main-draw meetings
Kayla Day
United States Age 26 Left-Handed 173 cm / 5'8"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Andrea Petkovic #56 6-3 6-2 Kayla Day #197 Match data Jan 18, 2017* R128 Australian Open Grand Slam 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
Andrea Petkovic #139 #9 4,640 1,988 279 228 55.0% 0 0 1 2 4 7
Kayla Day #117 #84 847 1,637 9 29 23.7% 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 Andrea Petkovic Kayla Day
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 — — — — — — — 2016 1–2 33.3% #198 1,540 0 0
17 — — — — — — — 2017 3–5 37.5% #150 1,524 0 0
18 2006 0–1 0.0% #242 1,497 0 0 2018 0–2 0.0% #313 1,487 0 0
19 2007 2–4 33.3% #93 1,502 0 0 — — — — — — —
20 2008 0–1 0.0% #378 1,500 0 0 — — — — — — —
21 2009 11–8 57.9% #55 1,614 0 1 — — — — — — —
22 2010 33–24 57.9% #32 1,787 0 1 2022 0–2 0.0% #197 1,534 0 0
23 2011 50–17 74.6% #10 1,973 0 2 2023 3–6 33.3% #87 1,564 0 0
24 2012 9–9 50.0% #125 1,855 0 2 2024 0–7 0.0% #241 1,435 0 0
25 2013 19–14 57.6% #43 1,801 0 2 — — — — — — —
26 2014 39–22 63.9% #13 1,828 0 5 2026 2–5 28.6% #117 1,604 0 0
27 2015 29–25 53.7% #24 1,689 0 6 — — — — — — —
28 2016 19–20 48.7% #55 1,694 0 6 — — — — — — —
29 2017 12–21 36.4% #99 1,648 0 6 — — — — — — —
30 2018 16–14 53.3% #64 1,725 0 6 — — — — — — —
31 2019 16–19 45.7% #78 1,716 0 6 — — — — — — —
32 2020 0–1 0.0% #102 1,700 0 6 — — — — — — —
33 2021 16–16 50.0% #75 1,729 0 7 — — — — — — —
34 2022 8–12 40.0% #139 1,708 0 7 — — — — — — —

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 Andrea Petkovic Kayla Day
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 — — — — — — — — — — — — — — — — — 2016 1 2 3 33.3% — — — — — — — — — — — —
17 — — — — — — — — — — — — — — — — — 2017 3 4 7 42.9% 0 1 1 0.0% — — — — — — — —
18 2006 0 1 1 0.0% — — — — — — — — — — — — 2018 0 2 2 0.0% — — — — — — — — — — — —
19 2007 1 2 3 33.3% 1 2 3 33.3% — — — — — — — — — — — — — — — — — — — — — — — — —
20 2008 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — — — — — —
21 2009 6 6 12 50.0% 5 2 7 71.4% — — — — — — — — — — — — — — — — — — — — — — — — —
22 2010 21 14 35 60.0% 6 6 12 50.0% 4 3 7 57.1% 2 1 3 66.7% 2022 0 2 2 0.0% — — — — — — — — — — — —
23 2011 33 10 43 76.7% 13 4 17 76.5% 2 2 4 50.0% 2 1 3 66.7% 2023 1 4 5 20.0% 2 2 4 50.0% — — — — — — — —
24 2012 8 8 16 50.0% 1 1 2 50.0% — — — — — — — — 2024 0 3 3 0.0% 0 3 3 0.0% 0 1 1 0.0% — — — —
25 2013 12 9 21 57.1% 6 4 10 60.0% 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — —
26 2014 15 14 29 51.7% 19 5 24 79.2% 3 2 5 60.0% 2 1 3 66.7% 2026 2 3 5 40.0% 0 1 1 0.0% 0 1 1 0.0% — — — —
27 2015 19 18 37 51.4% 6 4 10 60.0% 4 3 7 57.1% — — — — — — — — — — — — — — — — — — — — —
28 2016 13 12 25 52.0% 2 5 7 28.6% 4 3 7 57.1% — — — — — — — — — — — — — — — — — — — — —
29 2017 10 12 22 45.5% 1 7 8 12.5% 1 2 3 33.3% — — — — — — — — — — — — — — — — — — — — —
30 2018 13 9 22 59.1% 2 4 6 33.3% 1 1 2 50.0% — — — — — — — — — — — — — — — — — — — — —
31 2019 10 11 21 47.6% 5 5 10 50.0% 1 3 4 25.0% — — — — — — — — — — — — — — — — — — — — —
32 2020 — — — — 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — — — — — —
33 2021 5 9 14 35.7% 9 4 13 69.2% 2 3 5 40.0% — — — — — — — — — — — — — — — — — — — — —
34 2022 4 6 10 40.0% 3 3 6 50.0% 1 3 4 25.0% — — — — — — — — — — — — — — — — — — — — —
Career — 170 142 312 54.5% 79 57 136 58.1% 24 26 50 48.0% 6 3 9 66.7% — 7 20 27 25.9% 2 7 9 22.2% 0 2 2 0.0% — — — —

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 452/505 of Andrea Petkovic's and 38/38 of Kayla Day'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 Andrea Petkovic Kayla Day
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 — —/— — — — — — — — — — 2016 3/3 1.0 3.7 59.0% 55.2% 30.3% 50.6% 66.7% 44.4% 38.1%
17 — —/— — — — — — — — — — 2017 8/8 3.4 5.5 48.8% 66.2% 45.1% 51.9% 31.0% 55.7% 38.9%
18 — —/— — — — — — — — — — 2018 2/2 5.0 6.0 48.1% 68.0% 33.7% 50.0% 35.0% 49.8% 33.8%
19 2007 3/6 1.7 2.3 72.7% 59.0% 67.8% 57.1% 38.9% 60.9% 42.0% — —/— — — — — — — — — —
21 2009 18/19 3.1 2.5 64.4% 64.3% 48.7% 51.8% 45.7% 58.4% 46.5% — —/— — — — — — — — — —
22 2010 53/57 3.9 2.8 63.6% 62.9% 48.4% 58.6% 46.9% 57.5% 44.4% 2022 2/2 4.0 2.5 66.5% 68.4% 39.1% 56.4% 50.0% 58.6% 36.6%
23 2011 56/67 2.2 2.1 70.0% 62.7% 50.3% 56.4% 50.6% 59.0% 48.2% 2023 9/9 2.2 3.0 58.1% 62.9% 43.8% 57.4% 39.7% 55.0% 39.3%
24 2012 18/18 1.1 1.9 74.6% 57.5% 48.1% 47.6% 43.6% 55.2% 46.9% 2024 7/7 3.7 3.3 66.8% 58.5% 42.2% 52.8% 37.1% 55.1% 36.5%
25 2013 32/33 2.2 3.2 66.8% 63.7% 47.7% 55.2% 53.4% 58.3% 47.2% — —/— — — — — — — — — —
26 2014 52/61 1.8 2.7 68.3% 61.4% 46.8% 48.8% 51.1% 56.9% 46.4% 2026 7/7 4.0 3.4 65.3% 59.9% 47.4% 52.6% 46.8% 55.8% 40.7%
27 2015 40/54 1.6 3.1 66.0% 61.4% 50.5% 51.1% 49.4% 57.6% 45.3% — —/— — — — — — — — — —
28 2016 38/39 1.9 3.9 64.0% 62.4% 44.9% 48.5% 47.6% 56.1% 45.2% — —/— — — — — — — — — —
29 2017 29/33 0.5 3.3 69.4% 56.2% 42.3% 48.1% 42.0% 52.1% 46.1% — —/— — — — — — — — — —
30 2018 26/30 1.4 3.8 66.1% 60.2% 47.0% 58.6% 47.7% 55.6% 44.4% — —/— — — — — — — — — —
31 2019 35/35 2.0 3.9 63.0% 60.8% 44.2% 50.1% 44.5% 54.7% 43.1% — —/— — — — — — — — — —
32 2020 1/1 2.0 6.0 63.5% 54.5% 15.8% 14.3% 50.0% 40.4% 39.7% — —/— — — — — — — — — —
33 2021 32/32 2.5 3.8 64.5% 60.6% 47.6% 49.0% 50.7% 56.0% 44.7% — —/— — — — — — — — — —
34 2022 19/20 2.7 3.5 64.9% 61.1% 44.2% 49.2% 42.7% 55.3% 39.5% — —/— — — — — — — — — —
Career — 452/507 2.1 3.1 66.5% 61.4% 47.3% 52.2% 48.0% 56.6% 45.4% — 38/38 3.2 3.8 59.1% 62.2% 42.6% 53.5% 41.1% 54.4% 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 Andrea Petkovic Kayla Day
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 — — — — — — — — — — — — — — — — 2016 1540 107.8 -2.89 +0.53 0.685 42.0% +14 — — 0.0% -4.75 — — — -0.17
17 — — — — — — — — — — — — — — — — 2017 1524 111.0 0.00 -2.37 0.877 47.2% +13 — — 45.0% -0.85 1–3 (25%) — — -0.14
18 2006 1497 107.0 — — — — — — — 0.0% -2.50 — — — -0.31 2018 1487 91.2 -2.87 -2.16 0.673 41.8% — — — 20.0% -3.20 0–1 — — +0.16
19 2007 1503 107.1 +1.50 +0.78 1.075 51.4% +9 +35 — 35.7% -0.50 1–1 — — +0.06 2019 1463 99.5 — — — — — — — — — — — — —
20 2008 1501 — — — — — — — — — — — — — -0.24 2020 1450 — — — — — — — — — — — — — —
21 2009 1614 128.0 +1.55 +1.69 1.118 52.5% -54 +32 — 55.0% +0.52 2–4 (33%) 1–2 (33%) 98.7 +0.67 — — — — — — — — — — — — — — — —
22 2010 1788 148.0 +2.10 +1.40 1.046 50.9% -23 -95 -103 54.8% +0.44 13–10 (57%) 7–6 (54%) 106.9 -2.09 2022 1535 99.5 -0.90 -1.76 0.884 47.0% — — — 0.0% -2.00 — 0–1 — +0.44
23 2011 1974 155.4 +3.70 +4.59 1.176 53.6% -8 -117 -298 67.6% +1.21 14–6 (70%) 6–5 (55%) 107.7 +0.95 2023 1565 118.9 -0.78 -1.35 0.874 47.7% -48 +5 — 31.6% -0.84 1–0 0–1 — +0.61
24 2012 1855 137.0 +0.30 +1.98 1.047 50.8% +13 — — 51.3% +0.38 3–2 (60%) 3–1 (75%) 100.8 -1.34 2024 1436 102.7 -2.31 -3.54 0.812 46.2% -2 +63 — 22.2% -1.61 0–4 (0%) 1–3 (25%) 92.8 +0.78
25 2013 1802 138.0 +2.53 +2.59 1.133 52.5% +13 +56 — 56.6% +0.67 7–7 (50%) 4–6 (40%) 97.4 -1.81 2025 1474 — — — — — — — — — — — — — —
26 2014 1828 145.1 +0.94 +2.73 1.076 51.6% -34 +124 -137 59.4% +0.64 14–7 (67%) 8–7 (53%) 104.6 +0.56 2026 1604 129.8 -0.05 +0.23 0.921 48.5% -18 — — 35.3% -0.94 1–2 (33%) 1–1 — -0.59
27 2015 1690 138.2 -0.26 +3.30 1.069 51.5% +6 +218 +14 52.9% +0.33 10–9 (53%) 5–8 (38%) 95.7 +3.27 — — — — — — — — — — — — — — — —
28 2016 1695 134.5 0.00 +1.98 1.029 50.5% +17 +124 +6 52.3% +0.25 6–8 (43%) 2–5 (29%) 96.2 +0.16 — — — — — — — — — — — — — — — —
29 2017 1649 122.9 -3.25 +1.84 0.962 49.0% +30 +25 +34 40.8% -0.36 5–9 (36%) 3–1 (75%) 94.0 +0.52 — — — — — — — — — — — — — — — —
30 2018 1725 133.1 -0.84 +0.44 1.000 50.1% +4 -68 — 52.9% +0.19 6–4 (60%) 5–6 (45%) 102.8 -0.49 — — — — — — — — — — — — — — — —
31 2019 1716 128.9 -1.22 -0.16 0.950 49.1% -1 -46 -56 48.0% -0.12 5–4 (56%) 3–2 (60%) 103.2 -0.57 — — — — — — — — — — — — — — — —
32 2020 1700 98.6 -0.48 +2.36 0.665 40.0% — — — 0.0% -3.00 — — — -0.03 — — — — — — — — — — — — — — — —
33 2021 1730 129.0 -0.07 +1.75 1.016 50.4% -44 +70 -86 47.8% -0.01 4–5 (44%) 3–5 (38%) 97.4 -2.21 — — — — — — — — — — — — — — — —
34 2022 1709 124.6 -1.01 -1.99 0.884 47.5% -28 +78 -115 45.2% -0.67 1–3 (25%) 3–1 (75%) 98.7 -1.76 — — — — — — — — — — — — — — — —
Career — 1989 144.1 +0.65 +2.02 1.047 51.0% -6 +34 -75 54.0% +0.36 91–79 (54%) 53–55 (49%) 102.0 -0.93 — 1637 116.0 -1.05 -1.59 0.842 46.7% -9 +30 — 29.9% -1.39 3–10 (23%) 2–6 (25%) 91.1 +2.87

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.