Boy Name · English Origin
Isidor
Last reviewed: June 2026
Isidor is a boy baby name of English origin, meaning "Inspired soul". It currently sits in the Rare tier of US baby names for 2026, and parents who love Isidor often also consider Isidoro.
Names like Isidor
Frequently asked about Isidor
What does the name Isidor mean?
Isidor means "Inspired soul" and is of English origin.
What is the origin of Isidor?
Isidor originates in English naming tradition.
How do you pronounce Isidor?
Isidor has 6 letters and is most commonly stressed on the first syllable.
Is Isidor a boy's or girl's name?
Isidor is primarily used as a boy's name in US records.
How popular is Isidor in 2026?
In our 2026 popularity tracker, Isidor sits in the Rare tier — an uncommon, standout choice.
What names are similar to Isidor?
Names that share Isidor's sound and style include Isidoro, Isidro, Isadora, Isidore, Isreal.