First recorded as a given name of Latvians in 1461. From Ancient Greek Ἀγαθή (Agathḗ), from ἀγαθός (agathós, “good”).
Cognate with English Agatha.
- A female given name.
- Klāvs Siliņš: Latviešu personvārdu vārdnīca. Riga "Zinātne" 1990, →ISBN
-  Population Register of Latvia: Agate was the only given name of 590 persons in Latvia on May 21st 2010.