| G Gopinathan Pillai | |
| Office: | Member of the Kerala Legislative Assembly |
| Term Start: | 1967 |
| Term End: | 1977 |
| Constituency: | Mavelikkara |
| Predecessor: | N Gopala Kurup |
| Successor: | N Bhaskaran Nair |
| Birth Date: | 21 October 1921 |
| Birth Place: | Mavelikkara, Kerala, India |
| Death Place: | Mavelikkara, Kerala, India |
| Nationality: | Indian |
| Occupation: | Politician |
| Spouse: | Saradamma |
| Parents: | Gopalakurup [Father] Janakiamma [Mother] |
| Children: | Jayaprakash G and Sreeprakash G |
| Education: | (B.A.B.L) Bachelor of Arts Bachelor of Law |
G Gopinathan Pillai (1921-2002) was an Indian politician from Praja Socialist Party who represented Mavelikkara constituency from 1967 to 1977.