| Acronym | Definition |
|---|
| MCLF➣Maine Citizen Leadership Fund (est. 1989) |
| MCLF➣Massachusetts Citizens for Life (Boston, MA) |
| MCLF➣Marine Corps League Foundation (Merrifield, VA) |
| MCLF➣Marin County Library Foundation (San Rafael, CA) |
| MCLF➣Macrophage Cell Lysis Factor (immunology) |