H2H data updated: 2026-09-01 00:00 UTC
Daniil Medvedev holds a 3–0 lead over Christopher O'Connell in their ATP head-to-head. Across 3 main-draw meetings, Daniil Medvedev leads 3–0 on hard courts. Most recently, Daniil Medvedev won the 2023 US Open second round 6-2 6-2 6-7(6) 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.
| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Daniil Medvedev | 6-2 6-2 6-7(6) 6-2 | Christopher O'Connell | Match data | Aug 31, 2023* | R64 | US Open | Grand Slam | Hard |
| Daniil Medvedev | 6-2 4-6 7-5 | Christopher O'Connell | Match data | Feb 24, 2023* | QF | Qatar Open | ATP 250 | Hard |
| Daniil Medvedev | 6-3 6-2 6-4 | Christopher O'Connell | Match data | Sep 3, 2020* | R64 | US 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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daniil Medvedev | #8 | #1 | 10,780 | 2,280 | 434 | 187 | 69.9% | 1 | 6 | 1 | 5 | 10 | 23 |
| Christopher O'Connell | #106 | #53 | 930 | 1,820 | 65 | 99 | 39.6% | 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 | Daniil Medvedev | Christopher O'Connell | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 20 | 2016 | 5–5 | 50.0% | #99 | 1,685 | 0 | 0 | — | — | — | — | — | — | — |
| 21 | 2017 | 22–23 | 48.9% | #65 | 1,739 | 0 | 0 | — | — | — | — | — | — | — |
| 22 | 2018 | 41–23 | 64.1% | #16 | 2,033 | 0 | 3 | — | — | — | — | — | — | — |
| 23 | 2019 | 58–21 | 73.4% | #5 | 2,126 | 0 | 7 | 2017 | 0–2 | 0.0% | #393 | 1,524 | 0 | 0 |
| 24 | 2020 | 24–9 | 72.7% | #4 | 2,180 | 0 | 9 | — | — | — | — | — | — | — |
| 25 | 2021 | 53–13 | 80.3% | #2 | 2,239 | 1 | 13 | — | — | — | — | — | — | — |
| 26 | 2022 | 42–18 | 70.0% | #7 | 2,060 | 1 | 15 | 2020 | 1–2 | 33.3% | #120 | 1,510 | 0 | 0 |
| 27 | 2023 | 67–18 | 78.8% | #3 | 2,161 | 1 | 20 | 2021 | 4–9 | 30.8% | #175 | 1,660 | 0 | 0 |
| 28 | 2024 | 46–19 | 70.8% | #5 | 2,090 | 1 | 20 | 2022 | 6–12 | 33.3% | #78 | 1,708 | 0 | 0 |
| 29 | 2025 | 43–23 | 65.2% | #13 | 1,950 | 1 | 21 | 2023 | 19–23 | 45.2% | #68 | 1,719 | 0 | 0 |
| 30 | 2026 | 33–15 | 68.8% | #8 | 1,885 | 1 | 23 | 2024 | 17–22 | 43.6% | #64 | 1,741 | 0 | 0 |
| 31 | — | — | — | — | — | — | — | 2025 | 13–21 | 38.2% | #116 | 1,658 | 0 | 0 |
| 32 | — | — | — | — | — | — | — | 2026 | 5–8 | 38.5% | #106 | 1,672 | 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 | Daniil Medvedev | Christopher O'Connell | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 20 | 2016 | 3 | 2 | 5 | 60.0% | 1 | 2 | 3 | 33.3% | 1 | 1 | 2 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2017 | 14 | 15 | 29 | 48.3% | 0 | 4 | 4 | 0.0% | 8 | 4 | 12 | 66.7% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2018 | 36 | 14 | 50 | 72.0% | 1 | 5 | 6 | 16.7% | 4 | 4 | 8 | 50.0% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2019 | 45 | 13 | 58 | 77.6% | 8 | 5 | 13 | 61.5% | 5 | 3 | 8 | 62.5% | 2017 | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — |
| 24 | 2020 | 24 | 7 | 31 | 77.4% | 0 | 2 | 2 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2021 | 41 | 8 | 49 | 83.7% | 5 | 3 | 8 | 62.5% | 7 | 2 | 9 | 77.8% | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | 2022 | 31 | 13 | 44 | 70.5% | 3 | 2 | 5 | 60.0% | 8 | 3 | 11 | 72.7% | 2020 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — |
| 27 | 2023 | 50 | 12 | 62 | 80.6% | 10 | 3 | 13 | 76.9% | 7 | 3 | 10 | 70.0% | 2021 | 4 | 6 | 10 | 40.0% | 0 | 2 | 2 | 0.0% | 0 | 1 | 1 | 0.0% |
| 28 | 2024 | 29 | 12 | 41 | 70.7% | 11 | 5 | 16 | 68.8% | 6 | 2 | 8 | 75.0% | 2022 | 5 | 9 | 14 | 35.7% | 1 | 2 | 3 | 33.3% | 0 | 1 | 1 | 0.0% |
| 29 | 2025 | 31 | 16 | 47 | 66.0% | 7 | 4 | 11 | 63.6% | 5 | 3 | 8 | 62.5% | 2023 | 7 | 12 | 19 | 36.8% | 8 | 8 | 16 | 50.0% | 4 | 3 | 7 | 57.1% |
| 30 | 2026 | 22 | 8 | 30 | 73.3% | 5 | 4 | 9 | 55.6% | 6 | 3 | 9 | 66.7% | 2024 | 17 | 17 | 34 | 50.0% | 0 | 4 | 4 | 0.0% | 0 | 1 | 1 | 0.0% |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 10 | 13 | 23 | 43.5% | 3 | 5 | 8 | 37.5% | 0 | 3 | 3 | 0.0% |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 5 | 7 | 12 | 41.7% | 0 | 1 | 1 | 0.0% | — | — | — | — |
| Career | — | 326 | 120 | 446 | 73.1% | 51 | 39 | 90 | 56.7% | 57 | 28 | 85 | 67.1% | — | 49 | 68 | 117 | 41.9% | 12 | 22 | 34 | 35.3% | 4 | 9 | 13 | 30.8% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 609/622 of Daniil Medvedev's and 162/164 of Christopher O'Connell'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 | Daniil Medvedev | Christopher O'Connell | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 20 | 2016 | 10/10 | 5.4 | 2.0 | 59.9% | 71.2% | 46.0% | 52.1% | 43.8% | 61.5% | 42.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| 21 | 2017 | 45/45 | 7.3 | 4.0 | 60.6% | 71.5% | 49.0% | 59.7% | 42.9% | 62.9% | 35.4% | — | —/— | — | — | — | — | — | — | — | — | — |
| 22 | 2018 | 63/64 | 6.8 | 3.8 | 57.6% | 74.4% | 51.1% | 63.9% | 41.2% | 64.7% | 36.9% | — | —/— | — | — | — | — | — | — | — | — | — |
| 23 | 2019 | 79/79 | 8.7 | 3.2 | 59.8% | 76.4% | 55.9% | 54.9% | 45.9% | 68.2% | 41.2% | 2017 | 2/2 | 4.0 | 3.5 | 62.1% | 64.7% | 50.0% | 65.7% | 6.7% | 59.0% | 26.2% |
| 24 | 2020 | 33/33 | 9.4 | 2.6 | 61.6% | 79.0% | 55.4% | 66.1% | 44.5% | 70.3% | 40.1% | — | —/— | — | — | — | — | — | — | — | — | — |
| 25 | 2021 | 62/66 | 9.5 | 3.0 | 62.7% | 79.2% | 54.1% | 59.7% | 46.6% | 69.7% | 41.8% | — | —/— | — | — | — | — | — | — | — | — | — |
| 26 | 2022 | 60/60 | 9.2 | 4.0 | 64.6% | 76.5% | 51.3% | 67.8% | 47.6% | 67.6% | 40.6% | 2020 | 3/3 | 7.7 | 2.0 | 63.9% | 68.4% | 49.5% | 72.2% | 42.9% | 61.5% | 32.9% |
| 27 | 2023 | 84/85 | 7.0 | 4.1 | 64.5% | 76.2% | 50.8% | 62.5% | 46.8% | 67.0% | 41.5% | 2021 | 13/13 | 8.2 | 1.2 | 62.9% | 75.2% | 52.0% | 60.8% | 40.3% | 66.5% | 32.1% |
| 28 | 2024 | 62/65 | 6.9 | 4.8 | 61.2% | 73.1% | 49.9% | 57.7% | 46.1% | 64.3% | 39.9% | 2022 | 18/18 | 8.3 | 2.6 | 63.4% | 71.2% | 48.3% | 61.9% | 32.8% | 62.7% | 34.7% |
| 29 | 2025 | 64/66 | 8.3 | 4.3 | 62.3% | 76.2% | 51.4% | 52.7% | 38.3% | 66.6% | 40.6% | 2023 | 42/42 | 6.9 | 1.9 | 62.0% | 73.1% | 50.7% | 61.9% | 32.8% | 64.6% | 34.0% |
| 30 | 2026 | 47/49 | 7.7 | 4.1 | 65.3% | 73.8% | 48.4% | 61.4% | 43.2% | 65.1% | 40.9% | 2024 | 39/39 | 7.5 | 2.0 | 59.5% | 73.7% | 50.7% | 61.7% | 34.2% | 64.3% | 33.4% |
| 31 | — | —/— | — | — | — | — | — | — | — | — | — | 2025 | 33/34 | 6.3 | 1.8 | 59.5% | 68.7% | 49.2% | 60.6% | 30.5% | 60.5% | 34.2% |
| 32 | — | —/— | — | — | — | — | — | — | — | — | — | 2026 | 12/13 | 8.6 | 1.5 | 56.7% | 71.8% | 47.5% | 57.3% | 39.4% | 61.2% | 31.1% |
| Career | — | 609/622 | 8.0 | 3.8 | 62.0% | 75.6% | 51.7% | 60.1% | 44.5% | 66.6% | 40.1% | — | 162/164 | 7.3 | 1.9 | 60.8% | 72.0% | 50.0% | 61.4% | 33.6% | 63.2% | 33.5% |
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 | Daniil Medvedev | Christopher O'Connell | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | 2013 | 1484 | 95.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2014 | 1487 | 101.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | 2015 | 1508 | 108.8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | 2016 | 1686 | 125.7 | -0.92 | +1.52 | 1.091 | 51.8% | -58 | -63 | — | 47.8% | +0.39 | 2–3 (40%) | 1–3 (25%) | — | +0.68 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2017 | 1740 | 146.3 | -0.73 | +0.04 | 0.954 | 49.5% | -69 | -182 | +107 | 48.6% | -0.11 | 10–6 (63%) | 10–7 (59%) | — | +0.25 | 2015 | 1495 | 104.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | 2018 | 2034 | 157.6 | +1.04 | +1.47 | 1.046 | 50.9% | +11 | -502 | -192 | 59.6% | +0.40 | 13–8 (62%) | 11–9 (55%) | — | -1.36 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2019 | 2127 | 174.7 | +4.17 | +5.57 | 1.295 | 54.1% | +39 | -430 | -272 | 70.3% | +1.22 | 9–11 (45%) | 23–10 (70%) | — | -0.18 | 2017 | 1525 | 115.5 | -0.12 | -0.17 | 0.638 | 43.9% | — | — | — | 16.7% | -2.17 | 0–1 | 1–1 | — | -0.10 |
| 24 | 2020 | 2180 | 169.6 | +6.03 | +3.69 | 1.347 | 54.2% | +45 | — | — | 67.0% | +1.30 | 7–3 (70%) | 5–5 (50%) | — | -0.98 | 2018 | 1518 | 105.8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2021 | 2239 | 172.8 | +6.07 | +5.71 | 1.378 | 55.1% | +60 | -456 | -284 | 73.4% | +1.60 | 13–5 (72%) | 10–11 (48%) | — | -1.39 | 2019 | 1494 | 99.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | 2022 | 2061 | 170.2 | +3.94 | +4.83 | 1.253 | 54.0% | +76 | -213 | -40 | 70.9% | +1.29 | 3–9 (25%) | 16–9 (64%) | — | -0.62 | 2020 | 1510 | 117.0 | +2.22 | +2.41 | 0.854 | 48.6% | +35 | — | — | 36.4% | -0.55 | — | 1–1 | — | -0.18 |
| 27 | 2023 | 2162 | 177.0 | +4.02 | +6.16 | 1.258 | 54.0% | +62 | -194 | -88 | 71.4% | +1.44 | 14–6 (70%) | 16–15 (52%) | — | -3.49 | 2021 | 1661 | 126.7 | +0.93 | -2.95 | 0.959 | 49.2% | -16 | — | — | 43.9% | -0.29 | 2–7 (22%) | 7–6 (54%) | — | -0.33 |
| 28 | 2024 | 2091 | 167.2 | +1.18 | +4.88 | 1.118 | 52.0% | +49 | -130 | +43 | 64.1% | +0.74 | 11–4 (73%) | 20–8 (71%) | — | -1.43 | 2022 | 1708 | 136.6 | -1.02 | -1.54 | 0.930 | 48.9% | -4 | -132 | — | 42.6% | -0.43 | 1–5 (17%) | 8–6 (57%) | — | -0.26 |
| 29 | 2025 | 1951 | 157.6 | +2.07 | +4.31 | 1.216 | 53.1% | +40 | -8 | +114 | 60.6% | +0.85 | 14–12 (54%) | 14–16 (47%) | — | +3.07 | 2023 | 1720 | 137.5 | +0.91 | -1.80 | 0.960 | 49.3% | -32 | -99 | +28 | 45.4% | -0.32 | 7–8 (47%) | 16–12 (57%) | — | -1.95 |
| 30 | 2026 | 1885 | 156.4 | +0.74 | +4.97 | 1.172 | 52.8% | +120 | +14 | +122 | 63.9% | +1.01 | 8–7 (53%) | 6–13 (32%) | — | +1.68 | 2024 | 1742 | 145.4 | -0.18 | -0.88 | 0.933 | 49.0% | +1 | -145 | — | 45.7% | -0.29 | 2–4 (33%) | 7–8 (47%) | — | -1.68 |
| 31 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1659 | 134.1 | -2.50 | -1.21 | 0.866 | 47.8% | +93 | -88 | -11 | 38.7% | -0.73 | 4–4 (50%) | 5–9 (36%) | — | -0.58 |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1672 | 124.8 | -2.07 | -2.74 | 0.800 | 46.8% | +74 | — | — | 33.3% | -1.22 | 1–2 (33%) | 4–3 (57%) | — | -0.23 |
| Career | — | 2280 | 170.5 | +2.86 | +4.34 | 1.200 | 53.1% | +44 | -214 | -48 | 65.6% | +1.01 | 104–74 (58%) | 132–106 (55%) | 101.1 | -0.61 | — | 1821 | 140.3 | -0.47 | -1.49 | 0.911 | 48.6% | +20 | -105 | +16 | 42.3% | -0.49 | 17–31 (35%) | 49–46 (52%) | 98.0 | -3.28 |
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 |
|---|---|---|---|---|---|
| Alexander Zverev | 13 | 8 | 21 | Nov 1, 2025 | H2H |
| Jannik Sinner | 7 | 10 | 17 | May 16, 2026 | H2H |
| Stefanos Tsitsipas | 10 | 5 | 15 | Feb 18, 2026 | H2H |
| Novak Djokovic | 5 | 8 | 13 | Sep 10, 2023 | H2H |
| Grigor Dimitrov | 9 | 3 | 12 | Oct 30, 2025 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Taylor Fritz | 0 | 4 | 4 | Aug 19, 2026 | H2H |
| Grigor Dimitrov | 1 | 3 | 4 | Feb 26, 2025 | H2H |
| Marton Fucsovics | 0 | 3 | 3 | Mar 20, 2026 | H2H |
| Ugo Humbert | 1 | 2 | 3 | Feb 13, 2026 | H2H |
| Roberto Bautista Agut | 1 | 2 | 3 | Feb 2, 2026 | H2H |