The word Bihu is derived from the Deori word Busu. The word Busu means "excessive joy".
Kolimoti of Kesaikhati Gukhani Thaan is believed to be the creator of Bihu dance.
The first reference of Bihu was found in a copperplate inscription issued back in 1401 AD, during the time of Chutia king Lakshminarayan.
Swargadeo Rudra Singha was the first Ahom king to accept Bihu as the national festival of Assam in 1694. Rudra Singha's rule saw the Husori reaching the royal palace.
Rajanikanta Bordoloi coined the term 'Bapoti Xahun', and he was the first person to mention Bihu as the national festival of Assam in his writings.
Nip Baruah directed 'Smritir Porosh' (1956) is the first Assamese film to include Bihu.
The seven days of Rongali Bihu or the Saat Bihu are: Chot Bihu, Goru Bihu, Manuh Bihu, Kutum Bihu, Senehi Bihu, Mela Bihu and Chera Bihu.
According to Somnath Bora, the tradition of dhol is older than Bihu by four eras.
