Fidelis

Q: Is Fidelis a boy or girl name?

Fidelis is used as both a boy and girl name. As a boy name it ranks #26900, and as a girl name it ranks #48861.

Q: How popular is the name Fidelis?

Fidelis is ranked #26900 in popularity for boy names.

Boy Name #26,900 Most Popular Hidden Gem

A distinctive boy name with a rare, memorable quality.

Meaning & Origin

Fidelis is a boy name, recorded for 5 babies in US birth records.

Parents who love the name Fidelis often also consider Fidelia, Finley, Finis .

Popularity Over Time

#26,900

Current Rank

Hidden Gem Based on SSA data 1880–present

Quick Facts

Gender: Boy
Popularity Rank: #26,900
Total SSA Count: 5

Alternative Spellings

Fidel #1950

Nicknames

Fid Fiy Fidie Fideie

Middle Name Ideas

Suggested pairings based on syllable flow and style

Fidelis Chase

Timeless choice, smooth 3-1 syllable flow
Fidelis Beau

Timeless choice, smooth 3-1 syllable flow
Fidelis Gael

Timeless choice, smooth 3-1 syllable flow
Fidelis Kai

Timeless choice, smooth 3-1 syllable flow
Fidelis Dean

Timeless choice, smooth 3-1 syllable flow
Fidelis Myles

Timeless choice, smooth 3-1 syllable flow
Fidelis Jack

Classic pairing, smooth 3-1 syllable flow
Fidelis Ace

Timeless choice, smooth 3-1 syllable flow
Fidelis Brooks

Timeless choice, smooth 3-1 syllable flow
Fidelis Cole

Timeless choice, smooth 3-1 syllable flow

Sibling Match Premium

Check how Fidelis fits with existing sibling names — style, sound, and origin.

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Also a Girl Name

Fidelis is also used as a girl name, ranked #48861.

View Fidelis as a girl name →

Compare Fidelis with...

Fidelis vs Fidelia Fidelis vs Finley Fidelis vs Finis Fidelis vs Firman

Playground Safety

Kid-Friendly

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Frequently Asked Questions About Fidelis

Is Fidelis a boy or girl name?

Fidelis is used as both a boy and girl name. As a boy name, it is ranked #26900. As a girl name, it is ranked #48861. Fidelis is more commonly used as a boy name.

How popular is the name Fidelis?

Fidelis is currently ranked #26900 in popularity for boy names in the United States.

What are common nicknames for Fidelis?

Common nicknames for Fidelis include Fid, Fiy, Fidie, and Fideie.

Is Fidelis a common or rare name?

Fidelis is an uncommon name, ranked #26900 in the US. Its rarity gives it a distinctive, memorable quality.

About the Name Fidelis

Fidelis is a boy name .

Is Fidelis a boy or girl name? Fidelis is used as both a boy and girl name. As a boy name, it ranks #26,900 in popularity. As a girl name, it ranks #48,861. Fidelis is more commonly used as a boy name.

Fidelis is currently ranked #26,900 in popularity for boy names in the United States.

Common nicknames for Fidelis include Fid, Fiy, Fidie, and Fideie. These shorter forms provide casual alternatives while keeping the elegance of the full name.

Alternative spellings of Fidelis include Fidel . Each spelling variation gives the name a slightly different character while preserving its sound and meaning.