H2H data updated: 2026-09-01 00:00 UTC

Kamil Majchrzak vs Billy Harris

Compare the head-to-head record, career totals, season-by-season performance, and match log for Kamil Majchrzak vs Billy Harris.

Poland Age 30 Right-Handed 183 cm / 6'0"
H2H
0 0
0 main draw meetings
Great Britain Age 31 Right-Handed 196 cm / 6'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Kamil Majchrzak #122 7-5 6-2 Billy Harris #127 Match data Jan 13, 2025* Q3 Q Australian Open Grand Slam Hard

1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. 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
Kamil Majchrzak #73 #45 1,032 1,823 48 60 44.4% 0 0 0 0 1 1
Billy Harris #161 #101 582 1,672 10 16 38.5% 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 Kamil Majchrzak Billy Harris
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
21 2017 0–1 0.0% #197 1,526 0 0
23 2019 3–6 33.3% #101 1,675 0 0
24 2020 0–3 0.0% #107 1,612 0 0
25 2021 4–8 33.3% #117 1,660 0 0
26 2022 12–14 46.2% #77 1,663 0 0
28 2023 1–1 50.0% #199 1,563 0 0
29 2025 14–13 51.9% #62 1,751 0 0 2024 6–6 50.0% #125 1,594 0 0
30 2026 15–15 50.0% #73 1,765 0 1 2025 3–8 27.3% #128 1,559 0 0
31 2026 0–1 0.0% #161 1,492 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 Kamil Majchrzak Billy Harris
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 %
21 2017 0 1 1 0.0%
23 2019 2 4 6 33.3% 1 2 3 33.3%
24 2020 0 1 1 0.0% 0 2 2 0.0%
25 2021 2 5 7 28.6% 2 3 5 40.0%
26 2022 9 9 18 50.0% 2 3 5 40.0% 1 2 3 33.3%
28 2023 1 1 2 50.0%
29 2025 7 7 14 50.0% 4 5 9 44.4% 3 1 4 75.0% 2024 0 2 2 0.0% 6 4 10 60.0%
30 2026 8 10 18 44.4% 1 3 4 25.0% 6 2 8 75.0% 2025 0 4 4 0.0% 0 1 1 0.0% 3 3 6 50.0%
31 2026 0 1 1 0.0%
Career 28 36 64 43.8% 9 16 25 36.0% 11 8 19 57.9% 1 7 8 12.5% 0 1 1 0.0% 9 8 17 52.9%

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 106/109 of Kamil Majchrzak's and 26/26 of Billy Harris'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 Kamil Majchrzak Billy Harris
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%
21 2017 1/1 4.0 2.0 52.2% 68.6% 46.9% 50.0% 50.0% 58.2% 24.1% —/—
23 2019 9/9 7.2 5.4 58.5% 73.0% 50.4% 51.3% 37.6% 63.7% 33.6% —/—
24 2020 3/3 6.0 4.0 53.3% 67.2% 45.7% 49.7% 47.2% 56.6% 30.3% —/—
25 2021 11/12 5.6 2.1 62.8% 68.0% 45.7% 62.7% 41.0% 60.3% 34.7% —/—
26 2022 26/26 5.7 1.9 61.3% 72.3% 51.8% 66.5% 41.3% 64.4% 35.5% —/—
28 —/— 2023 2/2 8.0 2.5 64.4% 77.7% 42.9% 55.0% 16.1% 65.3% 31.5%
29 2025 26/27 6.2 1.8 62.3% 72.3% 51.7% 51.7% 37.7% 64.5% 37.5% 2024 12/12 6.3 2.4 64.0% 72.4% 55.5% 72.3% 35.7% 66.4% 28.3%
30 2026 30/31 6.8 1.8 64.3% 72.0% 53.4% 53.6% 38.6% 65.2% 34.9% 2025 11/11 5.4 1.7 67.2% 66.8% 49.7% 62.5% 46.0% 61.3% 35.1%
31 —/— 2026 1/1 8.0 2.0 67.0% 63.0% 49.0% 40.0% 30.0% 58.0% 35.0%
Career 106/109 6.3 2.2 62.0% 71.6% 51.2% 56.9% 39.6% 63.9% 35.3% 26/26 6.1 2.1 65.5% 70.1% 51.8% 65.6% 38.3% 63.8% 31.7%

Advanced Statistics Comparison by Age

Seasons are aligned by the age each player spent most of that calendar year. Metrics are precomputed from eligible main-draw results; point-stat values use the available detailed sample. 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 Kamil Majchrzak Billy Harris
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
21 2017 1526 107.3 -0.17 -1.59 0.578 42.4% 0.0% -2.50 0–1 -0.05
22 2018 1517 102.0
23 2019 1675 126.9 -0.35 -0.48 0.926 48.3% -10 +21 36.0% -0.80 2–1 (67%) 3–4 (43%) +0.35
24 2020 1612 113.6 -1.49 -0.22 0.697 44.3% 0.0% -2.75 0–2 -0.04
25 2021 1661 123.9 -1.34 -1.11 0.875 48.0% -45 -39 37.5% -0.97 0–2 1–1 +0.67
26 2022 1663 128.8 +0.34 -0.25 0.995 50.3% -9 -61 -7 49.2% +0.06 3–5 (38%) 4–8 (33%) +1.31
27 2022 1486 98.5
28 2024 1658 108.6 2023 1564 107.4 -1.62 -0.07 0.908 47.9% 40.0% -0.60 1–0 1–1 +0.08
29 2025 1752 136.4 -0.04 +1.62 1.056 51.0% -22 -149 -21 53.5% +0.34 3–5 (38%) 7–7 (50%) -0.42 2024 1595 111.1 +0.68 -4.43 0.842 48.0% +98 46.7% -0.27 3–1 (75%) 3–1 (75%) +1.27
30 2026 1766 143.3 +0.34 +0.07 1.003 50.2% -25 -181 +37 49.4% -0.07 7–6 (54%) 13–8 (62%) -1.51 2025 1560 113.5 -1.57 -0.54 0.906 48.5% -7 +121 35.7% -0.64 0–3 (0%) 1–6 (14%) -0.12
31 2026 1493 103.0 -0.36 +2.34 0.833 46.0% 25.0% -1.75 -0.02
Career 1823 136.1 -0.04 +0.18 0.978 49.8% -21 -112 +14 46.1% -0.20 15–19 (44%) 28–31 (47%) 98.7 +0.29 1672 111.1 -0.49 -2.19 0.876 48.2% -7 +107 40.3% -0.54 4–4 (50%) 5–8 (38%) 97.4 +4.65

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.