Ruy is a unique and historic name of Spanish origin, derived from the medieval given name Ruydíaz, which was in turn derived from the Germanic elements Hrūd (fame) and Wīc (war). The name gained prominence during the Middle Ages through its association with Ruy López de Segura, an influential 16th-century Spanish chess player. Although it has not been widely used since then, Ruy offers a distinctive and timeless choice for parents seeking a name with a rich history and an appealing sound.
The name Ruy experienced a gap in popularity from 1986 to 2004, with no births reported during those years. It resurged in 2007 with 7 births. Overall, there were 24 babies named Ruy between 1985 and 2007.