Cognomen Wadhawan (Wadhawan 
) , worldwide, is quite a common last name. The family name Wadhawan is habitual in Bahrain, where it is quite a rare surname, Zambia, where it is a rare surname, and Singapore. Measured by absolute frequency, the name is most common in India, the United States, and Zambia. Very seldom, Wadhawan is the forename as well as the last name.
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| Wadhawan | Canada, United Arab Emirates, United States, India, Zambia |
| manish inder wadhawan Indian businessperson (born 1968, child of Inder Sain Wadhawan), IN (b. 1968) |
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| kapil wadhawan Chairman - Rajesh Wadhawan Group (b. 1973) |
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| aishani wadhawan researcher (ORCID 0000-0002-3444-3438) |
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| indu wadhawan Ph.D. University of South Australia 2013 |
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| bhanvi wadhawan researcher |
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| anup wadhawan |
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| deepak wadhawan |
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| kanhaiya wadhawan Indian cricketer |
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