First recorded as a given name of Latvians in early 20th century. From vairot (“to add, increase”).
Vaira f
- a female given name
- Klāvs Siliņš: Latviesu personvārdu vārdnīca. Riga "Zinātne" 1990, →ISBN
- [1] Population Register of Latvia: Vaira was the only given name of 774 persons in Latvia on May 21st 2010.