The Sierra Leone women's under-19 cricket team represents Sierra Leone in international under-19 women's cricket.

The team is administered by the Sierra Leone Cricket Association.

The side played for the first time in the Africa Qualifier for the 2023 Under-19 Women's T20 World Cup.

[1] The inaugural Women's Under-19 World Cup was scheduled to take place in January 2021, but was postponed multiple times due to the COVID-19 pandemic.

[2] The tournament was eventually scheduled to take place in 2023, in South Africa.