New house
Havier is a phonetic variant of Javier, which is the Spanish form of the Basque place name Etxeberria. It literally translates to 'the new house' and is historically associated with Saint Francis Xavier.
Less common today
Havier isn't in the latest US Top 1000. It last peaked at #7,280 in 2012.
US births per 5-year period, 1990βpresent (SSA data).