n'at de mons was a troubadour of the latter half of the thirteenth century. he was from mons, near toulouse. kings james i of aragon (1213–76) and alfonso x of castile (1252–84) acted as his patrons and he addressed "la valors es grans e l'onors", a "sirventes" on the rights of kings, to james. at is also credited as the author of a "cobla esparsa" (single stanza), "reys rix romieus mas man milhors".