Shri Biswajit Daimary represents Assam in the Rajya Sabha as a member of the Bharatiya Janata Party and as a member of the Bodoland People's Front (BPF). He was first elected as member of the Assam Legislative Assembly from 2001 to 2006. Later, he was elected as Member of Parliament to the Rajya Sabha from 2008 to 2014. Shri Daimary was elected for a second term from 2014 to 2020 as a member of Bodoland People's Front and from 2021 as a member of the BJP. In November 2020, Shri Daimary left the BPF to join the Bharatiya Janata Party before the Bodoland Territorial Council elections. On 21st November, 2020, Shri Daimary resigned from the Rajya Sabha. He was re-elected on 23rd February 2021.

Shri Biswajit Daimary was born on 4th February, 1971 to Surendra Daimary and Fedab Daimary in Suagpur, Baksa district in Assam. He completed his higher secondary education from Kokrajhar College, Kokrajhar, Assam and post-graduation from the Madurai Kamaraj University, Madurai.