| M. M. Ruhul Amin | |
| Native Name: | এম. এম. রুহুল আমিন |
| Native Name Lang: | bn |
| Office: | 16th Chief Justice of Bangladesh |
| Term Start: | 1 June 2008 |
| Term End: | 22 December 2009 |
| Predecessor: | Md. Ruhul Amin |
| Successor: | Md. Tafazzul Islam |
| Birth Date: | 23 December 1942 |
| Birth Place: | Lakshmipur District, Bengal Presidency, British India |
| Death Place: | Bukit Merah, Singapore |
| Nationality: | Bangladeshi |
| Alma Mater: | University of Dhaka |
| Education: | LLB |
| Appointer: | Iajuddin Ahmed |
| President: | Iajuddin Ahmed Zillur Rahman |
| Primeminister: | Fakhruddin Ahmed (acting) Sheikh Hasina |
M. M. Ruhul Amin (23 December 1942 – 17 January 2017) was a Bangladeshi jurist who served as the 16th Chief Justice of Bangladesh.
Ruhul Amin earned his master's in history in 1963 and LLB in 1966 from the University of Dhaka.
Ruhul Amin joined the judicial service in 1967 and became a district judge in 1984. He worked as a district and sessions judge in four districts. He was elevated as a judge of the Appellate Division on 13 July 2003. He was appointed an additional judge of the High Court on 10 February 1994. He had been serving as the chairman of Bangladesh Judicial Service Commission since 2004.[1]
On 1 June 2008, Ruhul Amin was appointed the 16th Chief Justice of Bangladesh by President Iajuddin Ahmed.[2]
Ruhul Amin died on 17 January 2017, while undergoing treatment at Singapore General Hospital.[3]