# Kamil Majchrzak vs Christopher O'Connell — Head-to-Head

Source: https://tennis-db.com/rivalries/kamil-majchrzak-vs-christopher-o-connell?player1_id=59&player2_id=214
Tour: ATP

Christopher O'Connell holds a 1–0 lead over Kamil Majchrzak in their ATP head-to-head. Across 1 main-draw meeting, Christopher O'Connell leads 1–0 on hard courts. Most recently, Christopher O'Connell won the 2026 Cincinnati Open first round 6-4 7-6(5).

## Overall
- Kamil Majchrzak: 0 wins
- Christopher O'Connell: 1 wins
- Total meetings: 1

## By surface
- Hard: Kamil Majchrzak 0 - 1 Christopher O'Connell

## By tournament category
- Masters 1000: Kamil Majchrzak 0 - 1 Christopher O'Connell

## Surface results by age
Completed main-draw results by court surface. The canonical HTML page contains the complete comparison.

| Age | Player | Season | Surface | W-L | M | Win % |
| ---: | :--- | ---: | :--- | ---: | ---: | ---: |
| 21 | Kamil Majchrzak | 2017 | Grass | 0-1 | 1 | 0.0% |
| 23 | Kamil Majchrzak | 2019 | Hard | 2-4 | 6 | 33.3% |
| 23 | Kamil Majchrzak | 2019 | Grass | 1-2 | 3 | 33.3% |
| 23 | Christopher O'Connell | 2017 | Hard | 0-2 | 2 | 0.0% |
| 24 | Kamil Majchrzak | 2020 | Hard | 0-1 | 1 | 0.0% |
| 24 | Kamil Majchrzak | 2020 | Clay | 0-2 | 2 | 0.0% |
| 25 | Kamil Majchrzak | 2021 | Hard | 2-5 | 7 | 28.6% |
| 25 | Kamil Majchrzak | 2021 | Clay | 2-3 | 5 | 40.0% |
| 26 | Kamil Majchrzak | 2022 | Hard | 9-9 | 18 | 50.0% |
| 26 | Kamil Majchrzak | 2022 | Clay | 2-3 | 5 | 40.0% |
| 26 | Kamil Majchrzak | 2022 | Grass | 1-2 | 3 | 33.3% |
| 26 | Christopher O'Connell | 2020 | Hard | 1-2 | 3 | 33.3% |
| 27 | Christopher O'Connell | 2021 | Hard | 4-6 | 10 | 40.0% |
| 27 | Christopher O'Connell | 2021 | Clay | 0-2 | 2 | 0.0% |
| 27 | Christopher O'Connell | 2021 | Grass | 0-1 | 1 | 0.0% |
| 28 | Christopher O'Connell | 2022 | Hard | 5-9 | 14 | 35.7% |
| 28 | Christopher O'Connell | 2022 | Clay | 1-2 | 3 | 33.3% |
| 28 | Christopher O'Connell | 2022 | Grass | 0-1 | 1 | 0.0% |
| 29 | Kamil Majchrzak | 2025 | Hard | 5-6 | 11 | 45.5% |
| 29 | Kamil Majchrzak | 2025 | Clay | 6-6 | 12 | 50.0% |
| 29 | Kamil Majchrzak | 2025 | Grass | 3-1 | 4 | 75.0% |
| 29 | Christopher O'Connell | 2023 | Hard | 7-12 | 19 | 36.8% |
| 29 | Christopher O'Connell | 2023 | Clay | 8-8 | 16 | 50.0% |
| 29 | Christopher O'Connell | 2023 | Grass | 4-3 | 7 | 57.1% |
| 30 | Kamil Majchrzak | 2026 | Hard | 7-9 | 16 | 43.8% |
| 30 | Kamil Majchrzak | 2026 | Clay | 1-3 | 4 | 25.0% |
| 30 | Kamil Majchrzak | 2026 | Grass | 6-2 | 8 | 75.0% |
| 30 | Christopher O'Connell | 2024 | Hard | 17-17 | 34 | 50.0% |
| 30 | Christopher O'Connell | 2024 | Clay | 0-4 | 4 | 0.0% |
| 30 | Christopher O'Connell | 2024 | Grass | 0-1 | 1 | 0.0% |
| 31 | Christopher O'Connell | 2025 | Hard | 9-12 | 21 | 42.9% |
| 31 | Christopher O'Connell | 2025 | Clay | 4-6 | 10 | 40.0% |
| 31 | Christopher O'Connell | 2025 | Grass | 0-3 | 3 | 0.0% |
| Career | Kamil Majchrzak | - | Hard | 25-34 | 59 | 42.3728813559322% |
| Career | Kamil Majchrzak | - | Clay | 11-17 | 28 | 39.285714285714285% |
| Career | Kamil Majchrzak | - | Grass | 11-8 | 19 | 57.89473684210526% |
| Career | Christopher O'Connell | - | Hard | 48-67 | 115 | 41.73913043478261% |
| Career | Christopher O'Connell | - | Clay | 13-23 | 36 | 36.111111111111114% |
| Career | Christopher O'Connell | - | Grass | 4-9 | 13 | 30.76923076923077% |

(+1 additional aligned rows on the canonical page)

## Performance progression by age
Detailed serve and return statistics available for 104/108 of Kamil Majchrzak's and 162/165 of Christopher O'Connell's main draw matches.

Sample is shown as matches with detailed serve and return statistics / total main draw matches. The canonical HTML page contains the complete comparison.

| Age | Player | Season | Sample | Aces/M | DFs/M | 1st Sv% | 1st Pts% | 2nd Pts% | BP Saved% | BP Conv% | Svc Pts% | Ret Pts% |
| ---: | :--- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| 21 | Kamil Majchrzak | 2017 | 1/1 | 4.0 | 2.0 | 52.2% | 68.6% | 46.9% | 50.0% | 50.0% | 58.2% | 24.1% |
| 23 | Kamil Majchrzak | 2019 | 9/9 | 7.2 | 5.4 | 58.5% | 73.0% | 50.4% | 51.3% | 37.6% | 63.7% | 33.6% |
| 23 | Christopher O'Connell | 2017 | 2/2 | 4.0 | 3.5 | 62.1% | 64.7% | 50.0% | 65.7% | 6.7% | 59.0% | 26.2% |
| 24 | Kamil Majchrzak | 2020 | 3/3 | 6.0 | 4.0 | 53.3% | 67.2% | 45.7% | 49.7% | 47.2% | 56.6% | 30.3% |
| 25 | Kamil Majchrzak | 2021 | 11/12 | 5.6 | 2.1 | 62.8% | 68.0% | 45.7% | 62.7% | 41.0% | 60.3% | 34.7% |
| 26 | Kamil Majchrzak | 2022 | 26/26 | 5.7 | 1.9 | 61.3% | 72.3% | 51.8% | 66.5% | 41.3% | 64.4% | 35.5% |
| 26 | Christopher O'Connell | 2020 | 3/3 | 7.7 | 2.0 | 63.9% | 68.4% | 49.5% | 72.2% | 42.9% | 61.5% | 32.9% |
| 27 | Christopher O'Connell | 2021 | 13/13 | 8.2 | 1.2 | 62.9% | 75.2% | 52.0% | 60.8% | 40.3% | 66.5% | 32.1% |
| 28 | Christopher O'Connell | 2022 | 18/18 | 8.3 | 2.6 | 63.4% | 71.2% | 48.3% | 61.9% | 32.8% | 62.7% | 34.7% |
| 29 | Kamil Majchrzak | 2025 | 26/27 | 6.2 | 1.8 | 62.3% | 72.3% | 51.7% | 51.7% | 37.7% | 64.5% | 37.5% |
| 29 | Christopher O'Connell | 2023 | 42/42 | 6.9 | 1.9 | 62.0% | 73.1% | 50.7% | 61.9% | 32.8% | 64.6% | 34.0% |
| 30 | Kamil Majchrzak | 2026 | 28/30 | 6.6 | 1.7 | 64.6% | 71.3% | 53.3% | 52.1% | 38.1% | 64.9% | 34.6% |
| 30 | Christopher O'Connell | 2024 | 39/39 | 7.5 | 2.0 | 59.5% | 73.7% | 50.7% | 61.7% | 34.2% | 64.3% | 33.4% |
| 31 | Christopher O'Connell | 2025 | 33/34 | 6.3 | 1.8 | 59.5% | 68.7% | 49.2% | 60.6% | 30.5% | 60.5% | 34.2% |
| Career | Kamil Majchrzak | - | 104/108 | 6.2 | 2.2 | 62.1% | 71.5% | 51.2% | 56.5% | 39.5% | 63.8% | 35.2% |
| Career | Christopher O'Connell | - | 162/165 | 7.3 | 1.9 | 60.8% | 72.0% | 50.0% | 61.4% | 33.6% | 63.2% | 33.5% |

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## Advanced statistics comparison
Career aggregates from the precomputed Advanced table. Surface Elo values are relative to overall Elo; career Schedule is normalized per 100 matches and lower means tougher opposition.

| Player | Peak Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win% | Set Margin | Dec. Set | Tiebreak | Schedule |
| :--- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Kamil Majchrzak | 1823 | 135.7 | -0.12 | 0.11 | 0.972 | 49.7% | -26 | -94 | 15 | 45.9% | -0.22 | 15-19 (44%) | 28-30 (48%) | 0.42 |
| Christopher O'Connell | 1821 | 140.1 | -0.44 | -1.49 | 0.911 | 48.6% | 20 | -101 | 16 | 42.3% | -0.49 | 17-31 (35%) | 49-46 (52%) | -3.17 |

## Meeting history (last 20)
| Date | Tournament | Round | Surface | Winner | Score |
| :--- | :--- | :--- | :--- | :--- | :--- |
| 2026-08-14 | Cincinnati Open | R128 | Hard | Christopher O'Connell | 6-4 7-6(5) |

## Career rivalries
### Kamil Majchrzak

| Opponent | W-L | M | Last played | H2H |
| :--- | ---: | ---: | :--- | :--- |
| Karen Khachanov | 1-4 | 5 | 2025-08-28 | [H2H](https://tennis-db.com/rivalries/karen-khachanov-vs-kamil-majchrzak?player1_id=17&player2_id=59) |
| Miomir Kecmanovic | 1-3 | 4 | 2026-03-19 | [H2H](https://tennis-db.com/rivalries/miomir-kecmanovic-vs-kamil-majchrzak?player1_id=51&player2_id=59) |
| Alejandro Tabilo | 1-2 | 3 | 2026-06-30 | [H2H](https://tennis-db.com/rivalries/kamil-majchrzak-vs-alejandro-tabilo?player1_id=59&player2_id=81) |
| Alex de Minaur | 1-2 | 3 | 2026-06-14 | [H2H](https://tennis-db.com/rivalries/alex-de-minaur-vs-kamil-majchrzak?player1_id=6&player2_id=59) |
| Taylor Fritz | 0-2 | 2 | 2026-07-29 | [H2H](https://tennis-db.com/rivalries/taylor-fritz-vs-kamil-majchrzak?player1_id=9&player2_id=59) |

### Christopher O'Connell

| Opponent | W-L | M | Last played | H2H |
| :--- | ---: | ---: | :--- | :--- |
| Taylor Fritz | 0-4 | 4 | 2026-08-19 | [H2H](https://tennis-db.com/rivalries/taylor-fritz-vs-christopher-o-connell?player1_id=9&player2_id=214) |
| Grigor Dimitrov | 1-3 | 4 | 2025-02-26 | [H2H](https://tennis-db.com/rivalries/grigor-dimitrov-vs-christopher-o-connell?player1_id=47&player2_id=214) |
| Marton Fucsovics | 0-3 | 3 | 2026-03-20 | [H2H](https://tennis-db.com/rivalries/marton-fucsovics-vs-christopher-o-connell?player1_id=54&player2_id=214) |
| Ugo Humbert | 1-2 | 3 | 2026-02-13 | [H2H](https://tennis-db.com/rivalries/ugo-humbert-vs-christopher-o-connell?player1_id=36&player2_id=214) |
| Roberto Bautista Agut | 1-2 | 3 | 2026-02-02 | [H2H](https://tennis-db.com/rivalries/roberto-bautista-agut-vs-christopher-o-connell?player1_id=90&player2_id=214) |

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Canonical URL: https://tennis-db.com/rivalries/kamil-majchrzak-vs-christopher-o-connell?player1_id=59&player2_id=214
Data source: TennisDB (tennis-db.com)