- Source: Northern Mariana Islands at the 2019 World Aquatics Championships
- Northern Mariana Islands at the 2019 World Aquatics Championships
- Northern Mariana Islands at the 2024 World Aquatics Championships
- Northern Mariana Islands at the 2023 World Aquatics Championships
- World Aquatics Championships
- Northern Mariana Islands at the 2022 World Aquatics Championships
- Northern Mariana Islands at the 2017 World Aquatics Championships
- Northern Mariana Islands at the 2013 World Aquatics Championships
- Northern Mariana Islands at the 2015 World Aquatics Championships
- 2019 World Aquatics Championships
- 2022 World Aquatics Championships
The Northern Mariana Islands competed at the 2019 World Aquatics Championships in Gwangju, South Korea from 12 to 28 July.
Swimming
Northern Mariana Islands entered four swimmers.
Men
Women
Mixed