How to Change Surname After Marriage?

Change surname after marriage is a personal choice, not a legal requirement, but if you wish to do so, it requires a formal, multi-step process. This process involves obtaining a notarized affidavit, publishing the change in a local newspaper, and updating all your documents, such as your passport, Aadhaar, and PAN card, with the marriage certificate and gazette notification before publishing it in the official Gazette of India.