| Acronym | Definition |
|---|
| YLF➣Youth Leadership Forum |
| YLF➣Youth Leadership Foundation (various locations) |
| YLF➣Yttrium Lithium Fluoride |
| YLF➣Your Loving Father |
| YLF➣Yahoo Lending Facility (satire) |
| YLF➣Russian Young Leadership Fellows for Public Service Program (aka Russian-US Young Leadership Fellows for Public Service; International Research & Exchanges Board; Washington, DC) |
| YLF➣Youth Life Foundation (Washington, DC) |
| YLF➣Your Loving Friend |