What is esquiu?

Esquiu may refer to several people:

• Felipe Arredondo y Esquiu (1783-1833), a Mexican brigadier general who fought in the Mexican War of Independence.
• Esteban Echeverría y Esquiu (1805-1851), an Argentine writer and political activist who was one of the founders of the Generación del 37.
• Pedro Ignacio de Castro Barros y Esquiu (1786-1870), an Argentine lawyer, politician and bishop who was a prominent figure in the Argentine War of Independence and the post-independence era.
• Miguel Angel Esquiu (born 1985), an Argentine footballer who plays as a defender for Agropecuario.

Without further context, it is difficult to determine which Esquiu is being referred to.