Kalidas Roy (1889–1975) was a poet of the Tagore era of Bengali literature and a teacher.

He earned his first degree from the Krishnanath College, Berhampore, Bengal Presidency, then affiliated with the University of Calcutta.

[1] During his teaching career, Roy taught in various institutions like Barisha High School (South 24 Parganas, near Kolkata) and Mitra Institution, Bhowanipore Branch, Kolkata, where he served as the Assistant Headmaster.

In addition to poetry, he also translated Sanskrit works and made critical reviews of books.

In Kolkata he lived in a house near Tollygunge, which he christened as "Sandhyar Kulai" (Evening Abode).