don't worry you can change your name on aadhaar card here is the way of doing

Login to AADHAAR card Online Self Service Update Portal using your Aadhaar number . Submit your AADHAAR card name change / correction / surname change request online. Scan and upload supporting self-attested Proof of Identity document (soft copy) for Aadhaar card name change/correction / surname changed online

here is the link on which you can do it : https://uidai.gov.in/#main-content