| Official Name: | Majdaloun |
| Native Name: | مجدلون |
| Settlement Type: | Village |
| Pushpin Map: | Lebanon |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in Lebanon |
| Subdivision Type: | Country |
| Subdivision Type1: | Governorate |
| Subdivision Name1: | Baalbek-Hermel Governorate |
| Subdivision Type2: | District |
| Subdivision Name2: | Baalbek District |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Population Blank2 Title: | Religions |
| Utc Offset: | +2 |
| Timezone Dst: | +3 |
| Coordinates: | 33.9889°N 36.1361°W |
| Elevation M: | 1040 |
Majdaloun (ar|مجدلون) is a village in the Baalbek District in Baalbek-Hermel Governorate.
In 1838, Eli Smith noted Mejdelun as a village in the plain in the Baalbek area.[1]
As of 2014, Majdaloun has 1,015 registered voters. 528 (52.02%) of them were Christians, predominantly Maronite but with Greek Catholic and Greek Orthodox minorities. 478 (47.09%) were Muslims, almost all of whom were Shiites.[2]