| Most recent season or competition: 2024 IIHF World Women's U18 Championship | |
 | |
| Sport | Ice hockey |
|---|---|
| Founded | 2008 |
| Founder | International Ice Hockey Federation |
| First season | 2008 |
| No. of teams |
|
| Most recent champion(s) |  United States (9th title) (2024) |
| Most titles | United States (9 titles) |
The IIHF Women's World U18 Championship, officially the IIHF Ice Hockey U18 Women's World Championship, is an annual ice hockey tournament for national women's under-18 (U18) ice hockey teams, administered by the International Ice Hockey Federation (IIHF). It is the junior edition of the IIHF Women's World Championship and participation is limited to female ice hockey players under 18 years of age.