H2H data updated: 2026-09-03 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Reilly Opelka vs Jozef Kovalik.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Jozef Kovalik | 6-2 3-6 7-6(4) | Reilly Opelka | Match data | May 28, 2018 | Q2 | Roland Garros | Grand Slam | Clay |
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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reilly Opelka | #153 | #17 | 2,475 | 1,972 | 124 | 119 | 51.0% | 0 | 0 | 0 | 0 | 4 | 4 |
| Jozef Kovalik | #591 | #80 | 701 | 1,759 | 26 | 46 | 36.1% | 0 | 0 | 0 | 0 | 0 | 0 |
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 | Reilly Opelka | Jozef Kovalik | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | 2016 | 5–5 | 50.0% | #204 | 1,592 | 0 | 0 | — | — | — | — | — | — | — |
| 19 | 2017 | 1–8 | 11.1% | #229 | 1,551 | 0 | 0 | — | — | — | — | — | — | — |
| 20 | 2018 | 2–2 | 50.0% | #99 | 1,540 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2019 | 27–21 | 56.2% | #36 | 1,850 | 0 | 1 | — | — | — | — | — | — | — |
| 22 | 2020 | 11–8 | 57.9% | #39 | 1,850 | 0 | 2 | — | — | — | — | — | — | — |
| 23 | 2021 | 21–21 | 50.0% | #26 | 1,862 | 0 | 2 | 2016 | 3–8 | 27.3% | #117 | 1,597 | 0 | 0 |
| 24 | 2022 | 21–15 | 58.3% | #38 | 1,820 | 0 | 4 | 2017 | 2–5 | 28.6% | #165 | 1,627 | 0 | 0 |
| 25 | — | — | — | — | — | — | — | 2018 | 7–5 | 58.3% | #85 | 1,681 | 0 | 0 |
| 26 | 2024 | 5–8 | 38.5% | #293 | 1,714 | 0 | 4 | 2019 | 1–9 | 10.0% | #139 | 1,530 | 0 | 0 |
| 27 | 2025 | 25–23 | 52.1% | #52 | 1,755 | 0 | 4 | 2020 | 1–5 | 16.7% | #131 | 1,538 | 0 | 0 |
| 28 | 2026 | 6–8 | 42.9% | #153 | 1,717 | 0 | 4 | 2021 | 6–6 | 50.0% | #149 | 1,587 | 0 | 0 |
| 29 | — | — | — | — | — | — | — | 2022 | 1–3 | 25.0% | #137 | 1,565 | 0 | 0 |
| 30 | — | — | — | — | — | — | — | 2023 | 3–3 | 50.0% | #228 | 1,536 | 0 | 0 |
| 31 | — | — | — | — | — | — | — | 2024 | 2–2 | 50.0% | #127 | 1,556 | 0 | 0 |
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 | Reilly Opelka | Jozef Kovalik | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Hard | Clay | Grass | Yr | Hard | Clay | Grass | |||||||||||||||||||
| 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 | 2016 | 5 | 4 | 9 | 55.6% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2017 | 1 | 6 | 7 | 14.3% | 0 | 1 | 1 | 0.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2018 | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2019 | 23 | 13 | 36 | 63.9% | 2 | 6 | 8 | 25.0% | 2 | 2 | 4 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2020 | 11 | 7 | 18 | 61.1% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2021 | 15 | 15 | 30 | 50.0% | 6 | 4 | 10 | 60.0% | 0 | 2 | 2 | 0.0% | 2016 | 2 | 5 | 7 | 28.6% | 1 | 3 | 4 | 25.0% | — | — | — | — |
| 24 | 2022 | 14 | 7 | 21 | 66.7% | 6 | 5 | 11 | 54.5% | 1 | 3 | 4 | 25.0% | 2017 | 2 | 1 | 3 | 66.7% | 0 | 4 | 4 | 0.0% | — | — | — | — |
| 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2018 | 3 | 1 | 4 | 75.0% | 4 | 4 | 8 | 50.0% | — | — | — | — |
| 26 | 2024 | 2 | 7 | 9 | 22.2% | — | — | — | — | 3 | 1 | 4 | 75.0% | 2019 | 0 | 3 | 3 | 0.0% | 1 | 4 | 5 | 20.0% | 0 | 2 | 2 | 0.0% |
| 27 | 2025 | 17 | 15 | 32 | 53.1% | 2 | 4 | 6 | 33.3% | 6 | 4 | 10 | 60.0% | 2020 | 0 | 2 | 2 | 0.0% | 1 | 3 | 4 | 25.0% | — | — | — | — |
| 28 | 2026 | 6 | 5 | 11 | 54.5% | 0 | 3 | 3 | 0.0% | — | — | — | — | 2021 | 1 | 1 | 2 | 50.0% | 5 | 5 | 10 | 50.0% | — | — | — | — |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 0 | 2 | 2 | 0.0% | 1 | 1 | 2 | 50.0% | — | — | — | — |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | — | — | — | — | 3 | 3 | 6 | 50.0% | — | — | — | — |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | — | — | — | — | 2 | 2 | 4 | 50.0% | — | — | — | — |
| Career | — | 96 | 81 | 177 | 54.2% | 16 | 25 | 41 | 39.0% | 12 | 13 | 25 | 48.0% | — | 8 | 15 | 23 | 34.8% | 18 | 29 | 47 | 38.3% | 0 | 2 | 2 | 0.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 242/244 of Reilly Opelka's and 72/72 of Jozef Kovalik'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 | Reilly Opelka | Jozef Kovalik | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2016 | 10/10 | 13.4 | 3.9 | 58.1% | 79.4% | 61.2% | 81.0% | 20.1% | 71.7% | 27.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 19 | 2017 | 9/9 | 17.6 | 4.7 | 58.9% | 74.7% | 55.2% | 62.3% | 31.1% | 66.5% | 27.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| 20 | 2018 | 4/4 | 16.5 | 5.8 | 56.7% | 80.1% | 56.2% | 60.9% | 21.1% | 69.7% | 30.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 21 | 2019 | 48/48 | 21.1 | 3.2 | 64.3% | 80.8% | 54.7% | 61.2% | 31.6% | 71.5% | 27.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | 2020 | 19/19 | 19.7 | 2.6 | 65.2% | 80.9% | 52.3% | 66.6% | 45.5% | 71.0% | 27.3% | — | —/— | — | — | — | — | — | — | — | — | — |
| 23 | 2021 | 42/42 | 17.3 | 2.4 | 65.3% | 77.3% | 55.6% | 62.8% | 42.2% | 69.8% | 28.4% | 2016 | 11/11 | 3.3 | 3.3 | 61.2% | 66.3% | 53.3% | 55.9% | 38.9% | 60.9% | 36.7% |
| 24 | 2022 | 36/36 | 15.9 | 2.1 | 64.9% | 79.7% | 58.0% | 67.8% | 31.2% | 72.0% | 28.9% | 2017 | 7/7 | 4.4 | 1.7 | 61.6% | 65.4% | 47.4% | 60.8% | 40.5% | 58.5% | 34.7% |
| 25 | — | —/— | — | — | — | — | — | — | — | — | — | 2018 | 12/12 | 3.7 | 1.9 | 61.5% | 73.3% | 50.5% | 57.9% | 33.2% | 64.5% | 38.6% |
| 26 | 2024 | 13/13 | 17.1 | 3.7 | 61.4% | 78.6% | 49.5% | 64.6% | 26.7% | 67.4% | 28.6% | 2019 | 10/10 | 3.2 | 3.9 | 60.5% | 66.7% | 44.0% | 42.5% | 44.0% | 57.8% | 29.7% |
| 27 | 2025 | 47/48 | 16.3 | 4.1 | 63.7% | 78.5% | 50.9% | 63.4% | 31.4% | 68.7% | 28.2% | 2020 | 6/6 | 4.3 | 3.7 | 54.9% | 67.9% | 49.6% | 55.3% | 35.3% | 59.4% | 32.4% |
| 28 | 2026 | 14/15 | 20.7 | 4.4 | 69.9% | 80.0% | 58.4% | 65.6% | 21.9% | 73.5% | 26.2% | 2021 | 12/12 | 3.0 | 2.8 | 58.7% | 65.2% | 45.5% | 59.3% | 36.9% | 57.3% | 38.9% |
| 29 | — | —/— | — | — | — | — | — | — | — | — | — | 2022 | 4/4 | 2.3 | 2.0 | 70.1% | 58.0% | 45.3% | 60.4% | 38.6% | 54.9% | 33.1% |
| 30 | — | —/— | — | — | — | — | — | — | — | — | — | 2023 | 6/6 | 2.0 | 2.2 | 68.5% | 65.3% | 50.5% | 49.9% | 41.1% | 61.2% | 37.4% |
| 31 | — | —/— | — | — | — | — | — | — | — | — | — | 2024 | 4/4 | 4.5 | 4.0 | 64.9% | 63.3% | 55.6% | 69.2% | 36.3% | 60.7% | 32.9% |
| Career | — | 242/244 | 17.9 | 3.2 | 64.1% | 79.1% | 54.7% | 64.6% | 32.9% | 70.4% | 28.1% | — | 72/72 | 3.4 | 2.8 | 61.6% | 66.7% | 48.8% | 55.9% | 38.2% | 59.8% | 35.5% |
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 | Reilly Opelka | Jozef Kovalik | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | |
| 17 | 2015 | 1486 | 95.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2016 | 1592 | 130.1 | +2.51 | -2.38 | 0.980 | 49.8% | +33 | — | — | 45.5% | -0.23 | 2–2 (50%) | 5–7 (42%) | — | +0.13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2017 | 1552 | 125.8 | +1.52 | -4.69 | 0.829 | 47.7% | +46 | — | — | 34.6% | -0.81 | 0–6 (0%) | 2–5 (29%) | — | -0.37 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2018 | 1540 | 116.6 | +0.63 | -1.23 | 0.999 | 49.7% | +39 | — | — | 50.0% | 0.00 | 1–1 | 2–2 (50%) | — | -0.28 | 2013 | 1495 | 100.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2019 | 1850 | 150.9 | +6.14 | -5.53 | 0.981 | 50.1% | +9 | -241 | -219 | 53.7% | +0.20 | 10–9 (53%) | 24–23 (51%) | — | +0.85 | 2014 | 1528 | 114.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2020 | 1851 | 148.3 | +5.19 | -5.27 | 0.941 | 50.1% | +37 | — | — | 55.1% | +0.25 | 5–3 (63%) | 6–8 (43%) | — | -0.04 | 2015 | 1511 | 99.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2021 | 1862 | 153.9 | +5.94 | -6.21 | 0.940 | 49.6% | +7 | -149 | — | 52.8% | -0.04 | 4–7 (36%) | 22–15 (59%) | — | +0.95 | 2016 | 1598 | 123.9 | -1.54 | -0.12 | 0.938 | 48.9% | +6 | -2 | — | 34.5% | -0.55 | 1–4 (20%) | 1–6 (14%) | — | +0.57 |
| 24 | 2022 | 1820 | 149.2 | +5.73 | -4.25 | 1.033 | 50.5% | +110 | -82 | -265 | 56.8% | +0.35 | 7–3 (70%) | 17–17 (50%) | — | +0.11 | 2017 | 1627 | 121.1 | -1.89 | -0.48 | 0.835 | 46.8% | -42 | +66 | — | 23.5% | -1.29 | 2–0 | 1–3 (25%) | — | -0.45 |
| 25 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2018 | 1682 | 129.1 | +0.33 | +1.10 | 1.085 | 51.6% | -60 | +86 | — | 55.2% | +0.34 | 2–1 (67%) | 2–3 (40%) | — | +0.83 |
| 26 | 2024 | 1714 | 120.7 | +0.88 | -3.89 | 0.877 | 48.4% | +48 | — | -93 | 38.2% | -0.53 | 4–2 (67%) | 2–6 (25%) | — | -0.12 | 2019 | 1531 | 111.2 | -3.84 | -3.49 | 0.703 | 44.2% | 0 | +141 | — | 12.0% | -2.08 | 1–0 | 1–4 (20%) | — | -0.45 |
| 27 | 2025 | 1756 | 141.0 | +3.89 | -6.25 | 0.901 | 48.8% | +41 | -65 | -79 | 51.3% | -0.15 | 7–5 (58%) | 28–16 (64%) | — | +0.22 | 2020 | 1539 | 112.5 | -1.77 | -2.71 | 0.797 | 46.5% | — | +134 | — | 25.0% | -1.19 | — | 1–3 (25%) | — | +0.50 |
| 28 | 2026 | 1718 | 137.8 | +4.87 | -4.37 | 0.989 | 49.9% | +105 | -104 | — | 52.8% | +0.08 | 1–4 (20%) | 8–6 (57%) | — | -0.24 | 2021 | 1587 | 112.0 | -3.27 | +0.10 | 0.911 | 48.2% | — | +104 | — | 45.2% | -0.32 | 5–2 (71%) | 0–2 | — | +0.70 |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1566 | 113.4 | -2.18 | -1.73 | 0.734 | 44.7% | — | — | — | 30.0% | -1.50 | 1–1 | 1–0 | — | +0.31 |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1536 | 111.8 | -0.60 | -0.64 | 0.963 | 49.6% | — | +123 | — | 53.3% | -0.07 | 1–2 (33%) | 1–1 | — | +0.08 |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1557 | 117.7 | -0.73 | +0.66 | 0.836 | 47.3% | — | +142 | — | 42.9% | -0.50 | 1–0 | 2–2 (50%) | — | -0.27 |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1499 | 103.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1973 | 150.3 | +4.76 | -5.19 | 0.950 | 49.6% | +41 | -132 | -141 | 51.5% | +0.01 | 41–42 (49%) | 116–105 (52%) | 106.3 | +0.50 | — | 1759 | 121.7 | -1.80 | -0.69 | 0.882 | 47.9% | -19 | +101 | — | 36.6% | -0.71 | 14–10 (58%) | 10–24 (29%) | 100.5 | +2.53 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Taylor Fritz | 1 | 6 | 7 | Mar 22, 2026 | H2H |
| Daniil Medvedev | 2 | 5 | 7 | Jul 24, 2025 | H2H |
| Alex de Minaur | 1 | 5 | 6 | Aug 10, 2025 | H2H |
| John Isner | 5 | 1 | 6 | Apr 10, 2022 | H2H |
| Christopher Eubanks | 4 | 0 | 4 | Mar 21, 2025 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Alejandro Davidovich Fokina | 1 | 1 | 2 | Jul 20, 2023 | H2H |
| Pedro Martinez | 1 | 1 | 2 | Apr 19, 2023 | H2H |
| Pablo Carreno Busta | 0 | 2 | 2 | Jan 22, 2020 | H2H |
| Joao Sousa | 0 | 2 | 2 | Sep 19, 2019 | H2H |
| Guillermo Garcia-Lopez | 2 | 0 | 2 | Jul 31, 2019 | H2H |