['Seven Steps to Changing Your Name After a Divorce. Changing your name in Illinois is a relatively easy process. ... ', 'Prepare the Forms Required. ... ', 'File the Petition. ... ', 'Publish the Public Notice of Name Change. ... ', 'File the Certificate of Publication. ... ', 'Attend the Hearing. ... ', 'Notify the Secretary of State. ... ', 'Change Your Name on Official Documents.']