Juandiego emerges from the rich tapestry of Spanish onomastics as a compound given name that intertwines two venerable strands of Christian nomenclature—Juan, the Iberian echo of the Hebrew Yohanan (“Yahweh is gracious”), and Diego, itself rooted in the medieval Latin Didacus and often understood as “supplanter.” In its sonorous Spanish pronunciation (hwahn-DYAY-go; /hwan.ˈðje.go/), Juandiego flows like a mountain stream, each syllable bearing the weight of heritage and hope. Academically speaking, its morphological fusion exemplifies a form of anthroponymic compounding through which two single anthroponyms coalesce to convey a layered identity. Culturally, the name resonates with profound devotion, recalling Saint Juan Diego, the 16th-century indigenous Mexican to whom the Virgin of Guadalupe is said to have appeared—a narrative that enshrines Juandiego in the collective memory of Latin American Catholic communities as a symbol of divine encounter and transcultural dialogue. In the United States, the name maintains a modest yet enduring presence: in 2024, eighteen newborn boys received the name, securing a rank of 906th among male given names, a pattern of steady use that underscores both its specificity and its capacity to traverse borders. Thus, Juandiego stands as a testament to the convergence of linguistic tradition, spiritual significance, and contemporary identity formation.