| Years |
Days |
| 43 | 236 | JL Louw | Namibia v Zimbabwe | Harare Sports Club, Harare | 2002/03 |
| 38 | 141 | CG Williams | Namibia v Nepal | Cambusdoon New Ground, Alloway | 2022 |
| 37 | 59 | D Wiese | Namibia v Nepal | Cambusdoon New Ground, Alloway | 2022 |
| 35 | 330 | M van Schoor | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 34 | 336 | BM Scholtz | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 33 | 138 | T Lungameni | Namibia v Canada | Maple Leaf North-West Ground, King City | 2025 |
| 33 | 135 | GB Murgatroyd | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 32 | 346 | HN Ya France | Namibia v Canada | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 31 | 354 | C Viljoen | Namibia v United States of America | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 31 | 151 | JN Frylinck | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 31 | 132 | JP Kotze | Namibia v Canada | Maple Leaf North-West Ground, King City | 2025 |
| 30 | 164 | RJ van Vuuren | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 30 | 145 | SJ Baard | Namibia v Papua New Guinea | Amini Park, Port Moresby | 2022/23 |
| 30 | 145 | MB Kruger | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 30 | 116 | MG Erasmus | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 29 | 298 | JJ Smit | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 29 | 213 | D Keulder | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 29 | 172 | DB Kotze | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 28 | 328 | ZE Green | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 27 | 215 | RC Trumpelmann | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 27 | 91 | MD du Preez | Namibia v Canada | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 27 | 86 | N Davin | Namibia v Canada | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 27 | 6 | KJ Birkenstock | Namibia v United Arab Emirates | United Ground, Windhoek | 2022/23 |
| 26 | 338 | M van Lingen | Namibia v United Arab Emirates | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 26 | 107 | Z Groenewald | Namibia v Papua New Guinea | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 25 | 234 | M Karg | Namibia v Netherlands | Goodyear Park, Bloemfontein | 2002/03 |
| 25 | 173 | JN Loftie-Eaton | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 25 | 119 | B Shikongo | Namibia v Scotland | Maple Leaf North-West Ground, King City | 2025 |
| 25 | 91 | L Louwrens | Namibia v Oman | Forthill, Dundee | 2024 |
| 25 | 27 | S Fouché | Namibia v Netherlands | Wanderers Cricket Ground, Windhoek | 2024/25 |
