The character reference letter for court serves the purpose of offering the Judge insights into the Defendant's moral or mental attributes. Example of a Good Character Reference Letter for DA, Judge, Court, or Probation.Sample Format for a Character Letter. If you have been asked to write a character letter, this simple template may be a useful guide. Susan has a productive future ahead of her. (Describe here her accomplishments of the past, especially civic duties, volunteer positions. If you've been asked to write to the judge, use our sample character reference letter and fill-in-the-blank template. What's a character reference letter? Use a formal email address, preferably one that includes your full name. A character reference letter for court is a letter given to a judge that expresses a first-hand account of a defendant's moral and mental qualities.