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. A character letter is designed to show support for a defendant in a criminal case. These letters have the potential to influence the court. The introduction should state who you are, how long you've known the individual, and why you feel the need to make this recommendation to the court. Defend a friend or family member's moral character in court. Use our Character Reference Letter for Court template to easily write your document. I am writing this letter on behalf of a former student of mine who is presently before you on criminal charges and is due to be sentenced shortly. I am delighted to welcome you to Suffolk Public Schools, where we are building the best education possible for every student.