Girl Name · Germanic Origin
Earnestine
Last reviewed: June 2026
Earnestine is a girl baby name of Germanic origin, meaning "Serious, steadfast". It currently sits in the Rare tier of US baby names for 2026, and parents who love Earnestine often also consider Ernestine.
Names like Earnestine
Frequently asked about Earnestine
What does the name Earnestine mean?
Earnestine means "Serious, steadfast" and is of Germanic origin.
What is the origin of Earnestine?
Earnestine originates in Germanic naming tradition.
How do you pronounce Earnestine?
Earnestine has 10 letters and is most commonly stressed on the first syllable.
Is Earnestine a boy's or girl's name?
Earnestine is primarily used as a girl's name in US records.
How popular is Earnestine in 2026?
In our 2026 popularity tracker, Earnestine sits in the Rare tier — an uncommon, standout choice.
What names are similar to Earnestine?
Names that share Earnestine's sound and style include Ernestine, Ernestina, Earnest, Ernest, Ernesto.