Fatehpur Union () is a union of Hathazari Upazila of Chittagong District, Bangladesh.
Total area:
North: Mekhal Union
East: North Madarsha Union
South: Chikandandi Union
West: Sitakunda Upazila
According to the 2011 Bangladesh census, Fatehpur Union had a total population of 45,500 with 23,582 Males and 21,918 Females.
Madanhat, Islamiahat, Nondirhat, 1 No. Railgate Bazaar, South Campus Bou Bazaar, and Chittagong University 2 No. Gate Bazaar