H2H data updated: 2026-09-07 00:00 UTC
Dominik Koepfer holds a 1–0 lead over Tennys Sandgren in their ATP head-to-head. Across 1 main-draw meeting, Dominik Koepfer leads 1–0 on hard courts. Most recently, Dominik Koepfer won the 2018 Winston-Salem Open second round 6-2 7-6(5).
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Dominik Koepfer | 6-2 7-6(5) | Tennys Sandgren | Match data | Aug 22, 2018* | R32 | Winston-Salem Open | ATP 250 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dominik Koepfer | #508 | #49 | 1,207 | 1,816 | 58 | 73 | 44.3% | 0 | 0 | 0 | 0 | 0 | 0 |
| Tennys Sandgren | #1,243 | #41 | 1,091 | 1,872 | 47 | 76 | 38.2% | 0 | 0 | 0 | 0 | 1 | 1 |
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 | Dominik Koepfer | Tennys Sandgren | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 23 | 2017 | 0–1 | 0.0% | #305 | 1,504 | 0 | 0 | — | — | — | — | — | — | — |
| 24 | 2018 | 1–2 | 33.3% | #161 | 1,551 | 0 | 0 | — | — | — | — | — | — | — |
| 25 | 2019 | 4–4 | 50.0% | #94 | 1,723 | 0 | 0 | 2017 | 2–6 | 25.0% | #96 | 1,498 | 0 | 0 |
| 26 | 2020 | 6–6 | 50.0% | #66 | 1,758 | 0 | 0 | 2018 | 16–20 | 44.4% | #61 | 1,662 | 0 | 0 |
| 27 | 2021 | 21–24 | 46.7% | #54 | 1,777 | 0 | 0 | 2019 | 13–17 | 43.3% | #68 | 1,763 | 0 | 1 |
| 28 | 2022 | 3–9 | 25.0% | #199 | 1,688 | 0 | 0 | 2020 | 8–13 | 38.1% | #49 | 1,758 | 0 | 1 |
| 29 | 2023 | 7–6 | 53.8% | #77 | 1,674 | 0 | 0 | 2021 | 8–16 | 33.3% | #96 | 1,686 | 0 | 1 |
| 30 | 2024 | 15–19 | 44.1% | #102 | 1,726 | 0 | 0 | 2022 | 0–3 | 0.0% | #265 | 1,673 | 0 | 1 |
| 31 | 2025 | 1–2 | 33.3% | #509 | 1,729 | 0 | 0 | — | — | — | — | — | — | — |
| 32 | — | — | — | — | — | — | — | 2024 | 0–1 | 0.0% | #506 | 1,645 | 0 | 1 |
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 | Dominik Koepfer | Tennys Sandgren | ||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 % | |||
| 23 | 2017 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2018 | 1 | 1 | 2 | 50.0% | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2019 | 3 | 3 | 6 | 50.0% | — | — | — | — | 1 | 1 | 2 | 50.0% | 2017 | 2 | 2 | 4 | 50.0% | 0 | 3 | 3 | 0.0% | 0 | 1 | 1 | 0.0% |
| 26 | 2020 | 1 | 3 | 4 | 25.0% | 5 | 3 | 8 | 62.5% | — | — | — | — | 2018 | 9 | 10 | 19 | 47.4% | 7 | 9 | 16 | 43.8% | 0 | 1 | 1 | 0.0% |
| 27 | 2021 | 11 | 12 | 23 | 47.8% | 8 | 9 | 17 | 47.1% | 2 | 3 | 5 | 40.0% | 2019 | 8 | 12 | 20 | 40.0% | 0 | 2 | 2 | 0.0% | 5 | 3 | 8 | 62.5% |
| 28 | 2022 | 3 | 6 | 9 | 33.3% | — | — | — | — | 0 | 3 | 3 | 0.0% | 2020 | 7 | 10 | 17 | 41.2% | 1 | 3 | 4 | 25.0% | — | — | — | — |
| 29 | 2023 | 7 | 5 | 12 | 58.3% | — | — | — | — | 0 | 1 | 1 | 0.0% | 2021 | 4 | 9 | 13 | 30.8% | 1 | 4 | 5 | 20.0% | 3 | 3 | 6 | 50.0% |
| 30 | 2024 | 7 | 8 | 15 | 46.7% | 6 | 9 | 15 | 40.0% | 2 | 2 | 4 | 50.0% | 2022 | 0 | 3 | 3 | 0.0% | — | — | — | — | — | — | — | — |
| 31 | 2025 | 1 | 2 | 3 | 33.3% | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 0 | 1 | 1 | 0.0% | — | — | — | — | — | — | — | — |
| Career | — | 34 | 41 | 75 | 45.3% | 19 | 22 | 41 | 46.3% | 5 | 10 | 15 | 33.3% | — | 30 | 47 | 77 | 39.0% | 9 | 21 | 30 | 30.0% | 8 | 8 | 16 | 50.0% |
Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 125/131 of Dominik Koepfer's and 122/123 of Tennys Sandgren'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 | Dominik Koepfer | Tennys Sandgren | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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% | |
| 23 | 2017 | 1/1 | 0.0 | 3.0 | 59.1% | 50.0% | 44.4% | 42.9% | 0.0% | 47.7% | 30.0% | — | —/— | — | — | — | — | — | — | — | — | — |
| 24 | 2018 | 3/3 | 2.7 | 1.7 | 57.5% | 75.4% | 51.3% | 71.4% | 26.7% | 65.5% | 33.4% | — | —/— | — | — | — | — | — | — | — | — | — |
| 25 | 2019 | 8/8 | 6.8 | 4.6 | 59.8% | 71.9% | 44.4% | 60.1% | 38.1% | 60.6% | 35.4% | 2017 | 8/8 | 4.6 | 1.5 | 62.3% | 74.5% | 45.2% | 61.2% | 33.5% | 63.4% | 32.4% |
| 26 | 2020 | 12/12 | 4.0 | 2.9 | 65.5% | 65.2% | 48.8% | 61.9% | 46.7% | 59.5% | 42.0% | 2018 | 36/36 | 8.3 | 2.5 | 60.9% | 74.5% | 49.9% | 63.9% | 46.0% | 64.8% | 34.2% |
| 27 | 2021 | 42/45 | 4.4 | 4.2 | 61.2% | 67.2% | 49.4% | 56.1% | 43.1% | 60.2% | 36.3% | 2019 | 30/30 | 9.0 | 2.9 | 60.3% | 73.0% | 47.9% | 57.6% | 37.4% | 63.1% | 35.0% |
| 28 | 2022 | 12/12 | 3.2 | 3.9 | 66.8% | 63.6% | 52.8% | 56.0% | 37.8% | 60.2% | 34.8% | 2020 | 21/21 | 11.7 | 3.2 | 62.5% | 74.3% | 50.1% | 68.5% | 35.4% | 65.1% | 32.4% |
| 29 | 2023 | 13/13 | 4.9 | 3.0 | 63.2% | 71.4% | 54.3% | 62.4% | 41.2% | 65.3% | 36.0% | 2021 | 23/24 | 7.8 | 2.7 | 58.7% | 70.5% | 45.3% | 51.1% | 34.4% | 60.1% | 32.7% |
| 30 | 2024 | 31/34 | 4.3 | 3.1 | 61.4% | 68.1% | 50.9% | 56.3% | 43.0% | 61.4% | 35.7% | 2022 | 3/3 | 3.0 | 4.3 | 54.3% | 72.7% | 42.1% | 47.5% | 10.0% | 58.9% | 28.8% |
| 31 | 2025 | 3/3 | 4.0 | 3.3 | 60.3% | 75.3% | 40.3% | 49.7% | 52.7% | 62.0% | 33.7% | — | —/— | — | — | — | — | — | — | — | — | — |
| 32 | — | —/— | — | — | — | — | — | — | — | — | — | 2024 | 1/1 | 13.0 | 0.0 | 65.8% | 73.1% | 40.7% | 66.7% | 25.0% | 62.0% | 29.5% |
| Career | — | 125/131 | 4.3 | 3.6 | 62.2% | 67.9% | 50.0% | 57.7% | 41.9% | 61.0% | 36.3% | — | 122/123 | 8.6 | 2.7 | 60.6% | 73.3% | 48.0% | 60.2% | 38.0% | 63.3% | 33.5% |
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 | Dominik Koepfer | Tennys Sandgren | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2009 | 1485 | 97.1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2011 | 1469 | 97.6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 20 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2012 | 1473 | 97.3 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2013 | 1465 | 102.9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 22 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2014 | 1444 | 100.9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2017 | 1504 | 97.7 | -4.44 | +0.36 | 0.574 | 38.3% | — | — | — | 0.0% | -4.50 | — | — | — | -0.09 | 2015 | 1428 | 100.4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2018 | 1552 | 113.1 | +0.09 | -1.25 | 0.967 | 49.2% | — | — | — | 33.3% | -0.33 | — | 1–2 (33%) | — | +0.09 | 2016 | 1429 | 106.2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2019 | 1723 | 127.9 | -0.97 | +0.50 | 0.899 | 48.4% | -7 | — | — | 50.0% | -0.19 | — | 4–1 (80%) | — | +0.07 | 2017 | 1499 | 115.3 | -0.12 | -0.71 | 0.884 | 47.3% | -3 | +27 | — | 22.2% | -1.89 | 0–1 | 2–0 | — | -0.15 |
| 26 | 2020 | 1758 | 128.5 | -0.54 | +2.94 | 1.038 | 50.8% | -112 | -61 | — | 48.6% | -0.06 | 2–2 (50%) | 3–0 (100%) | — | -0.48 | 2018 | 1663 | 141.8 | +0.68 | -1.43 | 0.972 | 49.7% | +3 | -100 | — | 44.4% | -0.24 | 4–5 (44%) | 9–14 (39%) | 102.2 | +0.49 |
| 27 | 2021 | 1778 | 142.5 | -2.47 | +0.69 | 0.912 | 48.5% | -70 | +14 | -144 | 45.9% | -0.40 | 11–7 (61%) | 10–10 (50%) | 105.5 | -0.36 | 2019 | 1764 | 140.9 | -0.64 | -0.88 | 0.948 | 49.1% | -62 | — | +8 | 47.1% | -0.32 | 3–6 (33%) | 9–14 (39%) | 96.7 | +0.01 |
| 28 | 2022 | 1688 | 126.1 | -2.96 | -0.79 | 0.874 | 47.6% | +18 | — | -132 | 30.3% | -1.00 | 2–3 (40%) | 3–2 (60%) | 100.4 | +0.09 | 2020 | 1758 | 142.5 | +1.13 | -2.00 | 0.928 | 49.0% | -36 | -116 | — | 45.3% | -0.20 | 3–7 (30%) | 7–10 (41%) | 96.1 | -0.26 |
| 29 | 2023 | 1675 | 123.2 | +0.23 | -0.29 | 1.035 | 50.3% | +32 | — | — | 53.3% | -0.13 | 3–2 (60%) | 5–2 (71%) | 103.3 | +0.63 | 2021 | 1687 | 130.0 | -1.47 | -2.11 | 0.820 | 47.0% | -7 | -100 | +53 | 32.7% | -1.20 | 2–3 (40%) | 3–4 (43%) | 98.0 | -1.96 |
| 30 | 2024 | 1727 | 141.0 | -1.24 | +0.29 | 0.924 | 48.5% | +3 | +32 | -171 | 41.2% | -0.45 | 9–4 (69%) | 7–12 (37%) | 103.9 | -1.46 | 2022 | 1674 | 119.3 | -1.51 | -2.44 | 0.700 | 44.1% | -10 | — | — | 0.0% | -2.50 | — | — | — | -0.51 |
| 31 | 2025 | 1730 | 109.6 | -2.03 | +0.28 | 0.886 | 47.7% | +5 | — | — | 37.5% | -0.88 | — | 1–1 | — | -0.06 | 2023 | 1634 | 103.0 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 32 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1645 | 105.5 | +1.35 | -1.03 | 0.776 | 45.9% | — | — | — | 33.3% | -1.67 | 0–1 | — | — | -0.01 |
| Career | — | 1817 | 138.6 | -1.59 | +0.49 | 0.931 | 48.7% | -21 | +6 | -150 | 43.8% | -0.43 | 27–18 (60%) | 34–30 (53%) | 110.4 | -1.20 | — | 1872 | 138.2 | -0.07 | -1.50 | 0.913 | 48.6% | -25 | -89 | +27 | 41.1% | -0.57 | 12–23 (34%) | 30–42 (42%) | 95.4 | -1.94 |
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 |
|---|---|---|---|---|---|
| Daniil Medvedev | 0 | 4 | 4 | May 28, 2024 | H2H |
| Reilly Opelka | 3 | 1 | 4 | Jan 20, 2022 | H2H |
| Alexander Zverev | 0 | 3 | 3 | Jan 16, 2024 | H2H |
| Pablo Carreno Busta | 0 | 3 | 3 | Aug 26, 2021 | H2H |
| Taylor Fritz | 1 | 2 | 3 | Jun 3, 2021 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Novak Djokovic | 0 | 4 | 4 | Jun 1, 2021 | H2H |
| Fabio Fognini | 2 | 2 | 4 | Jan 29, 2020 | H2H |
| Salvatore Caruso | 1 | 2 | 3 | May 19, 2021 | H2H |
| Gilles Simon | 1 | 2 | 3 | Jul 4, 2019 | H2H |
| Marcos Giron | 0 | 2 | 2 | Feb 17, 2022 | H2H |