Official deed polls will help you legally change your name your childrens name and any other information if you live in the UK. You can apply for a deed pool online (using secure server) by telephone by post or in person by visiting one of their many offices. Deed poll is a change of a name legal document not a certificate. It differs from legal contracts between two or more parties in that it only concerns one person (and is signed by that person in the presence of a witness). When you sign a deed poll you are obligated to abandon the use of your former name use your new name at all times and require others to address you by your new name. Deed Poll will complete the full documentation for you in accordance with your delivery service. After you change your name you can apply a new British passport from your nearest UK Regional Passport Processing Centre.