Santhia or Santhià may refer to:
Places
- Santhià, an Italian municipality in the Piedmont region
- Santhia Upazila, an administrative area in Bangladesh (formerly Santhia in India)
People
Other uses
- Santhiya, the learning of pronunciation of Sikh scriptures
- SS Santhia, a 1901 steamship of the British India Steam Navigation Company
Topics referred to by the same term