Name Awesome

Petrea

Girls' name

Stone, rock, through Peter

Petrea has been given to 63 babies in the U.S. since 1941. It was used fewer than 5 times in 2025, so it doesn't appear in the latest year's list — today it's a genuinely uncommon pick. Its peak year was 1942, with 10 recorded.

Babies named Petrea, 1978

1 in 635,000

Petrea over time, 1880–2025

Girls
02.557.51018801900192019401960198020002020

Based on births in the U.S. Babies given the name each year. Hover the chart — or focus it and use the arrow keys — for any year. Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Petrea: meaning, origin, and history

Stone, rock, through Peter

Deeper origin not confirmed in the cited records

What Petrea means

Petrea belongs to the name family reached through Petrea → Peter. Its meaning is “stone, rock”.

Origin, language, and formation

Petrea is used in Danish.

Related names and everyday forms

Related names include Peter.

American usage and historical context

In the United States, 63 girls were recorded with the name Petrea between 1941 and 1978. Its highest annual count was 10 in 1942; its best national rank was #3,152 in 1942.

Sources & methodologyReferences, data & attribution

Meaning, origin, and language notes draw on the references below.

American popularity figures use published Social Security Administration records for this exact spelling. Counts below five for a name, sex, and year are omitted.

Wiktionary material is available under CC BY-SA 4.0.

How common is Petrea?

Petrea had fewer than 5 recorded uses in 2025, so these figures use 1978, the last year it was published.

Among all babies, 1978
1 in 635,000
5 of 3,173,639 births
Among girls only
1 in 306,000
<0.01% of girls
Rank, 1978
Unranked
Fewer than 5 uses
Coin-flip room size
439,961 kids
Even odds of a second one

Where Petrea sits on the popularity scale

Rarest published (5 a year)#1 — Olivia (13,544)

Chance at least one other child shares the name

If the other children were drawn at random from the 1978 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.

Class of 20Under 1%
Class of 30Under 1%
Grade of 100Under 1%
School of 500Under 1%

Put another way: gather 439,961 children born in 1978 and it's an even bet that one of them is another Petrea. In a class of 30 the chance is Under 1%.

When Petreas were born

Half of everyone ever recorded as Petrea was born before 1954 — so the typical Petrea is around 71 today.

Median birth year
1954
About 71 years old
Biggest decade
1950s
36.5% of all use
Born in the last 25 years
50.8%
A modern name
Recorded since 1950
43
People you could plausibly meet
Choose a decade

1950s — 36.5% of all recorded uses (23).

Is Petrea rising or falling?

Rank movement and count movement can disagree — the number of distinct names in use keeps growing, so a name holding a steady count still slides down the list. Both are shown.

Rank vs 1 year ago
—
Not ranked then
Rank vs 5 years ago
New entry
Not ranked then
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
0%
Peak was 1942 (10)
Years since peak
83
Years
Year-to-year steadiness
Volatile
29.2% average annual change
Best rank ever
#3,152
1942

Spellings of Petrea

Petrea is not the most common spelling — Perla is, with 47.8% against Petrea's 0.14%.

Grouped by closeness of spelling (up to two letter changes), same sex, with a floor on all-time use. It catches Sophia/Sofia and Aiden/Ayden, and misses spellings that sound alike but look different, like Sean and Shawn.

Petrea around the world

Where Petrea ranks in official birth records elsewhere in the world. Rankings only — the number of births isn’t comparable between places, so it isn’t shown.

  • South Australia
    1944–2005
    #775
    in 2005

Popularity data from Consumer and Business Services (South Australia). CBS SA data under CC BY 4.0.

Petrea by the numbers

The raw record for each sex the name is used for.

As a girl's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#3,152
1942
Peak year
1942
10 that year
First recorded
1941
Last recorded
1978
All-time count
63
Count in 2025
Under 5

Names similar to Petrea

Matched on shared beginnings and endings, similar length, and comparable popularity.

AstreaPetinaPetritaPetulaPetronilaKabreaPetronaDedreaPetuniaNereaPetalNoreaLadreaTerreaPetricePetroniaPettyAmareaAzareaDoreaSabreaXandreaDezireaBerea

Sibling names for Petrea

Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.

Explore around Petrea

Top names of 1942, Petrea's peak yearThe 1940s in fullOther names that peaked in 1942Girls' names starting with P