From Wiktionary, the free dictionary
Probably from Arturs (“Arthur”). First recorded in early 20th century.
Artis m
- a male given name
- Klāvs Siliņš: Latviesu personvārdu vārdnīca. Riga "Zinātne" 1990, →ISBN
- [1] Population Register of Latvia: There were 4074 persons named Artis in Latvia on May 21st 2010.