Pankaj Udhas was born on 17 May, 1951 in Jetpur in the Gujarat State of India, and is the youngest of three brothers. He hails from Charan community. His older brother Manhar Udhas achieved some success as a Hindi playback singer in Bollywood movies. His brother Nirmal Udhas is also a well-known Ghazal Singer and was the first of the three brothers to start singing in the family. He had studied in Sir BPTI Bhavanagar. His family moved to Bombay and Pankaj attended St. Xavier's College in Bombay, Pankaj was first noticed as a professional singer in the film Naam (1986 film), in which his song Chitthi Aayee Hai became an instant hit. He recorded several albums since then and toured the world as an accomplished Ghazal singer. He has also performed as a playback singer for many films.
He received the Padma Shri, a Government of India civilian award in 2006.