Suárez
A Spanish patronymic surname meaning “son of Suero,” from a medieval personal name.
The #510 most common surname in the United States (2010 Census) — about 1 in every 4,677 Americans shares it.
Etymology
Suárez is a Spanish patronymic surname built from the old personal name Suero, with the ending -ez meaning “son of.” In origin, it means “son of Suero.” The personal name Suero is medieval and is generally linked to older Iberian naming forms; 19th-century writers sometimes grouped it with related spellings such as Xuarez and other regional variants.
History
The surname is especially associated with Spain and the wider Hispanic world, where patronymic surnames became fixed hereditary family names over time. Historical records show many spelling variants, reflecting older regional orthographies and the shift from medieval forms like Xuarez to modern Suárez. The name is common enough today to be widely recognized in Spanish-speaking countries and in diaspora communities.
Origin
Regions
Variant spellings
Fun fact
In older Spanish spelling, the initial X in forms like Xuarez could represent a sound that later became written with S in standard modern orthography.
From the historical record
“There are, however, two towns m Spain called Ximena. XUAREZ or Suarez (5p.)» -Yitero's or Suero's. (v. Diaz.) XYLANDER ((*5.), Woodman. The name of a German scholar, originally Holzmann, which he translated into Greek.”
— Surnames