The allegations have been made against Ekalavya Chaudhuri, the son of Chandrayee Niyogi, a professor in the English department of the university.
In a social media post, an under-graduate student of the varsity's English department alleged that she had been sexually harassed by Ekalavya, also a student of the English department.
The astudent said she had first lodged a complaint against the boy in August last year.
Following the post, 12 more girls from the university have come forward with a similar complaint.
The victims have accused Ekalavya of harassing them both online and in person.