Wikipedia
Dhawan
Dhawan or Dhowan ( Punjabi: ਧਵਨ, Hindi: धवन) is a Punjabi Khatri and Rajput (Reference book The glossary of the tribes and castes of punjab written by H A Rose on page no 237 ) surname found in North India. Today, they can be found in the states of Punjab, India, Haryana, Himachal Pradesh and Delhi.