1. Begin with your personal information. A character letter to a judge should establish your credibility, paint a full picture of the defendant and be respectful, among other things.Include specific examples of how the person has helped you or someone else, or how he or she has been a leader or an inspiration. Address the judge respectfully. Briefly introduce yourself and your relationship to the individual. The goal of character reference letters is to tell the judge a story. To give the judge insight into a defendant as a person. This article will guide you through the process of writing an effective character reference for a family member, ensuring your letter makes a positive impact. Dear Judge Mattison. Express your belief that the parent is the most suitable guardian for their children.