Listen to Thumka Mare Janu Byan online. Thumka Mare Janu Byan is a Rajasthani language song and is sung by Chetan Gurjar. Thumka Mare Janu Byan, from the album Thumka Mare Janu Byan, was released in the year 2021. The duration of the song is 6:55. Download Rajasthani songs online from JioSaavn.