"Learn how to craft an effective character reference letter for court proceedings with our comprehensive guide. What parents and witnesses need to know about character reference letters to the court for child custody.Includes a downloadable sample and template. A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things. Affidavit Of Good Character (Adult Name Change) PDF, 168 KB. These files may not be suitable for users of assistive technology. Sample Format for a Character Letter​​ If you have been asked to write a character letter, this simple template may be a useful guide. A good character reference is someone who can vouch for you during a criminal court case. The goal of character reference letters is to tell the judge a story. To give the judge insight into a defendant as a person. I agree with Ms. Strudas, there is no such affidavit.