Kanhaiya Kumar is an Indian political activist.

Kanhaiya Kumar was born in January 1987 in Begusarai district, Bihar.

He graduated with a degree in geography from the College of Commerce, Arts and Science, Patna in 2007.

While at the Patna College of Commerce, Kumar began getting involved in student politics.

In September 2015, Kumar became president of the JNU students' union, representing the AISF.

In February 2016, Kanhaiya Kumar was arrested by the Delhi Police over the charges of sedition in an event at the JNU campus. 

He served as National Executive Council member of Communist Party of India.

Kumar contested from Begusarai on Communist Party of India's ticket for the 2019 Indian general election.

He joined Indian National Congress on 28 September 2021.