| Inns | HS |
| 239 | 47 | Namibia v United Arab Emirates | United Ground, Windhoek | 2022/23 |
| 214-8 | 49 | Namibia v Papua New Guinea | Amini Park, Port Moresby | 2022/23 |
| 203 | 49 | Namibia v Netherlands | Tribhuvan University International Cricket Ground, Kirtipur | 2023/24 |
| 186 | 48 | Namibia v Canada | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 179 | 32 | Namibia v United States of America | Al Amerat Cricket Ground, Al Amerat | 2024/25 |
| 176 | 48 | Namibia v United States of America | Amini Park, Port Moresby | 2022/23 |
| 174 | 41 | Namibia v Canada | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 173 | 27 | Namibia v United States of America | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 169 | 39 | Namibia v Oman | Al Amerat Cricket Ground, Al Amerat | 2024/25 |
| 134-6 | 34 | Namibia v Nepal | Tribhuvan University International Cricket Ground, Kirtipur | 2023/24 |
| 130 | 29 | Namibia v India | City Oval, Pietermaritzburg | 2002/03 |
| 123 | 26 | Namibia v Netherlands | Tribhuvan University International Cricket Ground, Kirtipur | 2023/24 |
| 121 | 36 | Namibia v United States of America | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 108-2 | 36 | Namibia v Papua New Guinea | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 106 | 31 | Namibia v Netherlands | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 104-5 | 27 | Namibia v Zimbabwe | Harare Sports Club, Harare | 2002/03 |
| 96 | 30 | Namibia v Oman | Al Amerat Cricket Ground, Al Amerat | 2024/25 |
| 94 | 26 | Namibia v United Arab Emirates | Al Amerat Cricket Ground, Al Amerat | 2019/20 |
| 91 | 30 | Namibia v United Arab Emirates | Dubai Sports City Stadium, Dubai | 2022/23 |
| 84 | 24* | Namibia v Pakistan | De Beers Diamond Oval, Kimberley | 2002/03 |
| 45 | 10 | Namibia v Australia | North West Cricket Stadium, Potchefstroom | 2002/03 |
| 4-0 | 3* | Namibia v Nepal | Wanderers Cricket Ground, Windhoek | 2022/23 |
