Given name & surname

Fitz

“the son of”

Fitz is used as a given name and a surname. One French interpretation is “the son of.”

Meaning & origin

What it means

One French interpretation is “the son of.”

Where it comes from

An origin associated with this spelling is French.

The story

Published U.S. birth records include this spelling as early as 1914. This is the earliest published observation available here, rather than a date for the name’s origin.

From dated birth records

Fitz through the years

Babies since 1880
722
722 boys · 0 girls
Most popular year
2020
80 babies
2025
33
#3,467 for boys
2021–25 vs 2016–20
−9%
Steady
0204060192019401960198020002025Highest share 202019
Fitz in U.S. Social Security birth records, 1914–2025, per million boys born. Years with fewer than five births for a sex are not published and appear as zero. Use the arrow keys to step through years.

By the numbers

In 2025, this name appeared in 33 U.S. birth records for boys, ranking No. 3,467 among boys’ names. Average annual use for boys was 9.2% lower in 2021–2025 than in 2016–2020. Published U.S. population figures for this spelling include 756 as a first name in 2020; 3,660 as a surname in 2020.

From Social Security birth records and U.S. Census name counts for this exact spelling. Other spellings are counted separately.

Fitz’s family of names

Fitz has a related form in Fytz. In Greek usage, Fitz as a surname is a transliteration of Φιτζ.

Walk Fitz’s family in the name graph

FitzΦιτζFytzFitzgeraldFitzroy

Inner ring: spellings · middle: nicknames and forms · outer: across languages.

Hover or tab through the constellation to see how each name is related. Bigger dots are names more people in the U.S. share.

Nicknames & forms 1

Diminutives, pet forms, short forms and variants used alongside the name.

Spellings & scripts 1

The same name written differently, including transliterations into other scripts.

Across languages 2

Equivalents and cognates in other languages, plus older forms it grew from.

Similar names

If you love Fitz, these share its style, era, origin or sound, from outside its own family.

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Arabic · Modern

Aoun

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Cassin

Cassin is a surname from French. It is used in English and French.

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Latin · Modern

Oliwer

Oliwer is a masculine given name from French, ultimately from Latin. It is used in Polish.

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>99% boys

Sibling ideas

Names that share Fitz’s feel without repeating its first letter or rhyming with it.

A brother for Fitz

A sister for Fitz