Frankish Count of Treves who became Archbishop of Treves and Bishop or Laon and Reims.
Saint Leudwinus, Count of Treves (c. 660 - † 29. September, 722 in Reims) founded an abbey in Mettlach. He was Archbishop of Treves and Laon. His feast day is September 23. He is the patron saint of Mettlach parish and his relics are carried by procession at the annual Pentacost celebration through the town. He is the son of Saint Warinus, the paternal grandson of Saint Sigrada and his uncle was Saint Leodegarius.