You should inform all official organisations, banks and companies which you deal with on a regular basis. These may include: DVLA (driving licence) doctors and dentists your bank, credit card company and building society your employer utility companies phone and broadband providers You may also need to change your name with any online shopping or entertainment companies that hold your payment details (eg Amazon or Netflix) and your local gym or companies with which you have direct debit arrangements. This is because a different name to the one held by your bank or credit card provider can cause payment issues.