Jahangir Alam () is a Bengali masculine given name and may refer to:
- Jahangir Alam Sarkar (born 1948), Bangladeshi politician
- Jahangir Alam Khan (born 1952), Bangladeshi agricultural economist and researcher
- Jahangir Alam Chowdhury (born 1953), former Chief of the Bangladesh Rifles
- Md. Jahangir Alam (born 1960), Bangladeshi academic, earthquake expert, and vice-chancellor
- Jahangir Alam (born 1962), Bangladeshi cricket umpire
- Jahangir Alam Talukdar (born 1968), Bangladeshi cricketer
- Jahangir Alam, Bangladeshi cricketer
- Mohammad Jahangir Alam (born 1973), Bangladeshi army brigadier general
- Zahangir Alam (born 1979), Bangladeshi politician
- Md Zahangir Alam, Bangladeshi academic and vice-chancellor
- Jahangir Alam, Bangladeshi cricketer