Brei is of Norwegian origin and its meaning is derived from Old Norse elements 'bróðir' meaning brother, and 'eigr' meaning heir or successor. It is a unisex name but is more commonly used for males in Norway. The name has gained some popularity internationally due to its unique sound and spelling. It offers a modern alternative to traditional names like Bremen or Brein while maintaining a distinct cultural heritage.
"Over the span of three decades, the name Brei was chosen for 70 newborns, with peaks in popularity occurring in 1996 and a noticeable resurgence in recent years."