| Extras |
| 36 | Oman v Namibia | Forthill, Dundee | 2024 |
| 35 | Scotland v Namibia | Titwood, Glasgow | 2022 |
| 28 | Netherlands v Namibia | Goodyear Park, Bloemfontein | 2002/03 |
| 26 | United Arab Emirates v Namibia | Dubai Sports City Stadium, Dubai | 2022/23 |
| 26 | Scotland v Namibia | Forthill, Dundee | 2024 |
| 23 | United States of America v Namibia | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 22 | Pakistan v Namibia | De Beers Diamond Oval, Kimberley | 2002/03 |
| 22 | Papua New Guinea v Namibia | Amini Park, Port Moresby | 2022/23 |
| 20 | United Arab Emirates v Namibia | Al Amerat Cricket Ground, Al Amerat | 2019/20 |
| 20 | United Arab Emirates v Namibia | ICC Cricket Academy Ground, Dubai | 2021/22 |
| 20 | United Arab Emirates v Namibia | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 20 | Canada v Namibia | Maple Leaf North-West Ground, King City | 2025 |
| 19 | Papua New Guinea v Namibia | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 19 | United Arab Emirates v Namibia | Sharjah Cricket Association Stadium, Sharjah | 2021/22 |
| 19 | Oman v Namibia | Forthill, Dundee | 2024 |
| 18 | Australia v Namibia | North West Cricket Stadium, Potchefstroom | 2002/03 |
| 18 | United States of America v Namibia | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 18 | Papua New Guinea v Namibia | Wanderers Cricket Ground, Windhoek | 2022/23 |
| 18 | Nepal v Namibia | Tribhuvan University International Cricket Ground, Kirtipur | 2022/23 |
| 18 | Oman v Namibia | Al Amerat Cricket Ground, Al Amerat | 2024/25 |
| 17 | United States of America v Namibia | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 17 | Netherlands v Namibia | Tribhuvan University International Cricket Ground, Kirtipur | 2023/24 |
| 17 | Scotland v Namibia | Forthill, Dundee | 2024 |
| 17 | Canada v Namibia | Wanderers Cricket Ground, Windhoek | 2024/25 |
| 16 | India v Namibia | City Oval, Pietermaritzburg | 2002/03 |
| 16 | Papua New Guinea v Namibia | Central Broward Regional Park Stadium Turf Ground, Lauderhill | 2019 |
| 15 | Oman v Namibia | Wanderers Cricket Ground, Windhoek | 2021/22 |
| 14 | Oman v Namibia | Dubai Sports City Stadium, Dubai | 2021/22 |
| 14 | Papua New Guinea v Namibia | United Ground, Windhoek | 2022/23 |
| 14 | Oman v Namibia | Al Amerat Cricket Ground, Al Amerat | 2024/25 |
| 14 | Scotland v Namibia | Maple Leaf North-West Ground, King City | 2025 |
