| Birth Date: | 1944 |
| Nationality: | Indian |
| Citizenship: | India |
| Relatives: | G. N. Balasubramaniam (nephew) |
| Occupation: | Santoor player |
R. Visweswaran (1944) is an Indian classical musician who played the santoor.[1]
Visweswaran belongs to a family of musicians, and is the nephew of G.N. Balasubramaniam. He is trained to play Hindustani music on the santoor by Shivkumar Sharma.[2] He performed internationally was a graded artist of All India Radio.