| Gongamondal Raj Institution | |
| Native Name: | গঙ্গামন্ডল রাজ ইনস্টিটিউশান |
| Motto: | Enter to learn, go out for service |
| Location: | Comilla-Sylhet hwy, Jafarganj, Debidwar, Comilla |
| Country: | Bangladesh |
| Coordinates: | 23.5722°N 91.0528°W |
| Type: | Private secondary school |
| Grades: | 6 to 10 |
| Headmaster: | Muslehuddin |
| Enrollment: | 900 |
| Gender: | coed |
| Medium Of Language: | Bengali |
| Campus Type: | rural |
| Colors: | Black and White |
| Footnotes: | Source: http://gri.comillaboard.gov.bd/ |
Gangamandal Raj Institution is a non government secondary school under Comilla Education Board. The school is located at Jafarganj under Debidwar Upazila in Comilla District. It was established in 1922 in British period by the Jamidars of Gangamandal Pargana. The school is situated near the eastern bank of the river Gumti and north from Comilla town.