Bahlul may refer to:
- Ali al-Bahlul (born 1969), United States Guantanamo Bay detainee
- Bahlul Ibn Marzuq (died 802), Basque rebel under Moorish rule
- Bahlul Khan Lodi (died 1489), Delhi sultan, founder Lodi Dynasty
- Bahlul, Yemen, a village in west-central Yemen