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

Kristie Ahn vs Antonia Lottner

Compare the head-to-head record, career totals, season-by-season performance, and match log for Kristie Ahn vs Antonia Lottner.

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Kristie Ahn
United States Age 34 Right-Handed 165 cm / 5'5"
H2H
0 – 0
0 main-draw meetings
Antonia Lottner
Germany Age 30 Right-Handed 185 cm / 6'1"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kristie Ahn 7-5 6-1 Antonia Lottner Match data Dec 29, 2017 Q1 Q Brisbane International Premier → modern equivalent WTA 500 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
Kristie Ahn #1,053 #87 745 1,707 16 29 35.6% 0 0 0 0 0 0
Antonia Lottner #1,292 #128 470 1,652 11 26 29.7% 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 Kristie Ahn Antonia Lottner
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 2008 0–1 0.0% #451 1,498 0 0 — — — — — — —
17 — — — — — — — 2014 0–2 0.0% #438 1,477 0 0
18 — — — — — — — 2015 0–1 0.0% #282 1,467 0 0
19 — — — — — — — 2016 0–3 0.0% #181 1,447 0 0
20 — — — — — — — 2017 3–4 42.9% #154 1,576 0 0
21 — — — — — — — 2018 4–8 33.3% #194 1,554 0 0
22 2014 0–1 0.0% #637 1,492 0 0 2019 4–6 40.0% #160 1,612 0 0
23 — — — — — — — 2020 0–2 0.0% #179 1,613 0 0
25 2017 4–5 44.4% #112 1,533 0 0 — — — — — — —
26 2018 1–6 14.3% #200 1,585 0 0 — — — — — — —
27 2019 9–7 56.2% #94 1,659 0 0 — — — — — — —
28 2020 0–5 0.0% #108 1,630 0 0 — — — — — — —
29 2021 2–4 33.3% #259 1,540 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 Kristie Ahn Antonia Lottner
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 %
16 2008 0 1 1 0.0% — — — — — — — — — — — — — — — — — — — — —
17 — — — — — — — — — — — — — 2014 0 1 1 0.0% 0 1 1 0.0% — — — —
18 — — — — — — — — — — — — — 2015 — — — — 0 1 1 0.0% — — — —
19 — — — — — — — — — — — — — 2016 0 2 2 0.0% 0 1 1 0.0% — — — —
20 — — — — — — — — — — — — — 2017 0 2 2 0.0% 2 1 3 66.7% 1 1 2 50.0%
21 — — — — — — — — — — — — — 2018 0 1 1 0.0% 1 4 5 20.0% 3 3 6 50.0%
22 2014 0 1 1 0.0% — — — — — — — — 2019 2 1 3 66.7% 2 5 7 28.6% — — — —
23 — — — — — — — — — — — — — 2020 0 2 2 0.0% — — — — — — — —
25 2017 2 4 6 33.3% — — — — 2 1 3 66.7% — — — — — — — — — — — — —
26 2018 0 4 4 0.0% 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — — — — — —
27 2019 8 5 13 61.5% 1 1 2 50.0% 0 1 1 0.0% — — — — — — — — — — — — —
28 2020 0 4 4 0.0% 0 1 1 0.0% — — — — — — — — — — — — — — — — —
29 2021 — — — — 0 2 2 0.0% 2 2 4 50.0% — — — — — — — — — — — — —
Career — 10 19 29 34.5% 2 5 7 28.6% 4 5 9 44.4% — 2 9 11 18.2% 5 13 18 27.8% 4 4 8 50.0%

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 44/45 of Kristie Ahn's and 37/37 of Antonia Lottner'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 Kristie Ahn Antonia Lottner
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 2008 1/1 1.0 1.0 70.6% 66.7% 33.3% 40.0% 11.1% 56.9% 34.2% — —/— — — — — — — — — —
17 — —/— — — — — — — — — — 2014 2/2 1.5 6.5 53.3% 49.6% 40.5% 27.8% 25.0% 45.3% 31.6%
18 — —/— — — — — — — — — — 2015 1/1 2.0 7.0 69.5% 48.8% 38.9% 41.7% 50.0% 45.8% 44.3%
19 — —/— — — — — — — — — — 2016 3/3 4.0 1.3 64.6% 64.1% 42.5% 65.9% 50.0% 56.5% 32.0%
20 — —/— — — — — — — — — — 2017 7/7 4.1 4.6 71.5% 56.2% 38.1% 48.9% 54.8% 51.2% 39.8%
21 — —/— — — — — — — — — — 2018 12/12 2.7 2.2 66.2% 61.0% 43.4% 51.5% 35.3% 55.4% 42.6%
22 2014 1/1 1.0 2.0 67.7% 66.7% 30.0% 33.3% 33.3% 54.8% 32.2% 2019 10/10 1.8 2.2 69.9% 65.7% 35.3% 43.2% 49.0% 56.7% 39.6%
23 — —/— — — — — — — — — — 2020 2/2 2.0 4.5 67.4% 53.4% 33.9% 12.5% 75.0% 47.6% 35.8%
25 2017 9/9 1.3 2.3 64.6% 64.9% 53.3% 55.4% 45.8% 61.2% 45.4% — —/— — — — — — — — — —
26 2018 6/7 1.2 2.7 66.1% 57.2% 42.7% 55.1% 50.9% 52.1% 37.9% — —/— — — — — — — — — —
27 2019 16/16 1.1 2.6 60.0% 59.4% 48.8% 51.6% 46.9% 55.8% 42.4% — —/— — — — — — — — — —
28 2020 5/5 1.2 3.6 58.0% 56.7% 42.8% 52.9% 55.6% 50.7% 35.1% — —/— — — — — — — — — —
29 2021 6/6 1.0 1.8 62.3% 59.0% 38.9% 44.2% 32.0% 50.4% 39.1% — —/— — — — — — — — — —
Career — 44/45 1.2 2.5 62.3% 60.2% 46.1% 51.3% 45.1% 55.1% 40.7% — 37/37 2.7 3.1 67.5% 60.2% 39.3% 46.3% 45.9% 53.8% 39.5%

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 Kristie Ahn Antonia Lottner
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 2008 1499 109.2 +3.29 +3.17 0.794 43.5% — — — 0.0% -2.50 — — — -0.27 — — — — — — — — — — — — — — — —
17 — — — — — — — — — — — — — — — — 2014 1478 95.7 -0.05 -1.85 0.578 38.0% — — — 0.0% -4.25 — — — -0.05
18 — — — — — — — — — — — — — — — — 2015 1468 99.7 +0.54 -1.08 0.816 45.0% — — — 0.0% -3.00 — — — -0.06
19 — — — — — — — — — — — — — — — — 2016 1447 97.6 -1.10 -2.93 0.736 44.3% — — — 0.0% -2.50 — 0–2 — -0.29
20 — — — — — — — — — — — — — — — — 2017 1576 107.9 -2.26 -2.63 0.814 45.8% — -47 — 38.9% -1.33 3–1 (75%) 2–0 — -0.02
21 — — — — — — — — — — — — — — — — 2018 1554 102.3 -0.55 -0.49 0.954 49.0% — -68 +131 37.0% -0.74 1–2 (33%) 0–1 — +0.16
22 2014 1492 101.3 -2.84 +4.06 0.713 43.8% — — — 0.0% -3.00 — — — -0.03 2019 1613 112.4 -0.68 -1.17 0.914 48.3% +34 -177 — 35.3% -0.88 1–0 — — -0.41
23 — — — — — — — — — — — — — — — — 2020 1614 105.9 -1.71 -0.85 0.684 41.9% — — — 0.0% -3.50 — — — -0.19
24 — — — — — — — — — — — — — — — — 2021 1590 97.2 — — — — — — — — — — — — —
25 2017 1534 111.8 +1.76 +0.63 1.170 52.8% -45 — +139 50.0% +0.30 0–2 0–1 — -0.16 2022 1569 97.2 — — — — — — — — — — — — —
26 2018 1586 117.3 -2.65 -0.75 0.791 45.2% -17 — — 20.0% -2.00 0–1 0–1 — -0.25 — — — — — — — — — — — — — — — —
27 2019 1660 125.1 +0.04 -0.01 0.959 49.4% +2 — — 54.1% -0.08 3–2 (60%) 4–1 (80%) 103.9 +0.11 — — — — — — — — — — — — — — — —
28 2020 1631 119.9 -0.89 -0.51 0.713 43.5% +10 — — 0.0% -3.38 — 0–1 — -0.86 — — — — — — — — — — — — — — — —
29 2021 1541 97.1 -2.88 -3.00 0.788 44.6% — — +113 33.3% -1.50 2–0 1–1 — +0.39 — — — — — — — — — — — — — — — —
Career — 1708 120.6 -0.47 -0.28 0.906 48.0% -10 — +124 38.5% -0.86 5–5 (50%) 5–5 (50%) 101.2 -2.38 — 1652 106.3 -0.96 -1.39 0.854 46.7% +34 -115 +131 29.5% -1.42 5–3 (63%) 2–3 (40%) 101.5 -2.32

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.