Boy Name · English Origin
Casimiro
Last reviewed: June 2026
Casimiro — a boy name from the English tradition — is an uncommon, standout choice. Its meaning, "Strong-willed", anchors the name in something deeper than sound alone. If Casimer is on your shortlist, Casimiro belongs in the same conversation.
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Frequently asked about Casimiro
What does the name Casimiro mean?
Casimiro means "Strong-willed" and is of English origin.
What is the origin of Casimiro?
Casimiro originates in English naming tradition. Names of English origin often share recognizable sounds and cultural roots that shape how the name reads today.
How do you pronounce Casimiro?
Casimiro has 8 letters and is most commonly stressed on the first syllable. Tap the pronunciation player on this page to hear it spoken aloud.
Is Casimiro a boy's or girl's name?
Casimiro is primarily used as a boy's name in US records, though usage can vary by region and era.
How popular is Casimiro in 2026?
In our 2026 popularity tracker, Casimiro sits in the Rare tier — an uncommon, standout choice.
What names are similar to Casimiro?
Names that share Casimiro's sound and style include Casimer, Casimir, Casondra, Cassian, Cassaundra. Open the "Names like Casimiro" rail on this page for the full list.