Doctor of both laws
A doctor of both laws (from the Latin doctor juris utriusque, doctor utriusque juris, or juris utriusque doctor, "doctor of both laws"; abbreviations include: JUD, IUD, DUJ, JUDr., DUI, DJU, Dr.iur.utr., Dr.jur.utr., DIU, UJD and UID) is a scholar who has acquired a doctorate in both civil and church law. The degree was common among Roman Catholic and German scholars of the Middle Ages and early modern times.