The given name Zavier has its origins in the Basque region of Spain and France. The name is derived from the ancient Basque word "etxe", which means "house" or "home". It is believed to have originated sometime during the Middle Ages, around the 12th or 13th century.

One of the earliest recorded instances of the name Zavier can be found in a historical document from the Basque region, dated around 1275. This document mentions a man named Xaviero, which is believed to be an earlier spelling variation of the name.

In the 16th century, the name gained widespread recognition due to St. Francis Xavier, a Navarrese missionary and co-founder of the Society of Jesus (Jesuits). Born in 1506 as Francisco de Jasso y Azpilicueta, he later adopted the name Xavier, which was the family name of his mother. St. Francis Xavier played a crucial role in spreading Christianity in Asia and is considered a patron saint of Catholic missions.

Another notable figure with the name Zavier was Zavier de Munster, a Flemish artist born in 1583. He was a prominent painter known for his religious works and portraits during the Baroque period.

In the 18th century, Zavier de Maistre, a French writer and philosopher, was born in 1763. He is best known for his work "Voyage Around My Room", a satirical travelogue that he wrote while under house arrest.

Moving into the 19th century, Zavier Merardier was a French military officer and explorer who was born in 1809. He led several expeditions to West Africa and contributed to the exploration and mapping of the region.

Throughout history, the name Zavier has been predominantly used in Spanish, French, and Portuguese-speaking regions, reflecting its Basque origins. While it has evolved through various spellings and pronunciations, the name has maintained its connection to the concept of home and family.