| Kafil Uddin Sonar | |
| Constituency Mp: | Naogaon-4 |
| Term Start1: | 1988 |
| Term End1: | 1990 |
| Predecessor1: | Emaz Uddin Pramanik |
| Successor1: | Nasir Uddin |
| Birth Date: | 1943/44 |
| Death Date: | 25 October 2019 (aged 75) |
| Nationality: | Bangladeshi |
| Party: | Jatiya Party |
| Occupation: | Politician |
Kafil Uddin Sonar (1943/1944 – 25 October 2019) was a Bangladeshi politician belonging to Jatiya Party. He was elected as an MP of Jatiya Sangsad from Naogaon-4 in 1988.[1] He died on 25 October 2019 at the age of 75.[2]