| Full name: | Frederick Jack Klaassen |
| Born: | 13th November 1992, Haywards Heath, Sussex, England |
| Batting: | Right-hand batter |
| Bowling: | Left-arm medium-fast |
| Teams: | Netherlands (International Twenty20: 2018-2021/22); Netherlands (ODI: 2018-2022); Kent (Main FC: 2019-2021); Kent (Main ListA: 2019); Kent (Main Twenty20: 2019-2022); Manchester Originals Men (Main Twenty20: 2021); All teams |
| Lists of matches and more detailed statistics | |
| ODI Career Batting and Fielding (2018-2022) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Netherlands | 14 | 11 | 4 | 56 | 13 | 8.00 | 0 | 0 | 55.44 | 4 | |
| ODI Career Bowling (2018-2022) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Netherlands | 774 | 11 | 514 | 25 | 3-23 | 20.56 | 0 | 0 | 30.96 | 3.98 |
| International Twenty20 Career Batting and Fielding (2018-2021/22) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Netherlands | 24 | 9 | 3 | 34 | 13 | 5.66 | 0 | 0 | 85.00 | 11 | |
| International Twenty20 Career Bowling (2018-2021/22) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Netherlands | 470 | 0 | 625 | 22 | 3-31 | 28.40 | 0 | 0 | 21.36 | 7.97 |
| First-Class Career Batting and Fielding (2019-2021) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Kent | 5 | 8 | 3 | 45 | 14* | 9.00 | 0 | 0 | 17.44 | 3 | |
| First-Class Career Bowling (2019-2021) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 5wI | 10wM | SRate | Econ | |
| Kent | 689 | 11 | 422 | 9 | 4-44 | 46.88 | 0 | 0 | 76.55 | 3.67 |
| List A Career Batting and Fielding (2017-2022) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Overall | 29 | 21 | 10 | 85 | 13 | 7.72 | 0 | 0 | 54.83 | 11 | |
| List A Career Bowling (2017-2022) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Overall | 1438 | 18 | 1107 | 43 | 3-23 | 25.74 | 0 | 0 | 33.44 | 4.61 |
| Twenty20 Career Batting and Fielding (2018-2022) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Overall | 79 | 20 | 10 | 70 | 13 | 7.00 | 0 | 0 | 98.59 | 32 | |
| Twenty20 Career Bowling (2018-2022) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Overall | 1568 | 2 | 2273 | 85 | 4-17 | 26.74 | 2 | 0 | 18.44 | 8.69 |
| Twenty20 Blast Career Batting and Fielding (2019-2022) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Kent | 48 | 8 | 5 | 27 | 6 | 9.00 | 0 | 0 | 117.39 | 18 | |
| Twenty20 Blast Career Bowling (2019-2022) | ||||||||||
| Balls | Mdns | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Kent | 988 | 2 | 1489 | 54 | 4-17 | 27.57 | 2 | 0 | 18.29 | 9.04 |
| The Hundred Career Batting and Fielding (2021) | |||||||||||
| M | I | NO | Runs | HS | Ave | 100 | 50 | SRate | Ct | ||
| Manchester Originals Men | 4 | 3 | 2 | 9 | 6* | 9.00 | 0 | 0 | 112.50 | 2 | |
| The Hundred Career Bowling (2021) | ||||||||||
| Balls | Dots | Runs | Wkts | BB | Ave | 4wI | 5wI | SRate | Econ | |
| Manchester Originals Men | 50 | 18 | 83 | 5 | 3-23 | 16.60 | 0 | 0 | 10.00 | 166.00 |