Where does “Margaretta” come from?

Margaretta is an English variant of Margaret, from Old French Marguerite, from Latin Margarita, from Greek margarites meaning "pearl."

Ancestry of “Margaretta”, step by step

StepLanguageWordMeaning
1EnglishMargaretA river in southwestern Western Australia, presumed named for a cousin of John Garrett Bussell, founder of Busselton. See Margaret River
2Middle EnglishMargaretMargaret
3Old FrenchMargaret
4Latinmargarītapearl
5Ancient Greekμαργαρίτηςpearl; a type of Egyptian plant
6Proto-Iranian*mŕ̥ga-ahri-ita-
Every word from Proto-Iranian *mŕ̥ga-ahri-ita-Every word from Ancient Greek μαργαρίτηςEvery word from Latin margarīta