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Bertus

Boys' name

Literal meaning not recorded

Bertus has been given to 31 babies in the U.S. since 1912. 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 1920, with 8 recorded.

Babies named Bertus, 1928

1 in 452,000

Bertus over time, 1880–2025

Boys
0246818801900192019401960198020002020

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Bertus: meaning, origin, and history

Literal meaning not recorded

Deeper origin not confirmed in the cited records

What Bertus means

Bertus is a given name.

Origin, language, and formation

Bertus is used in Dutch.

Pronunciation and spelling

In Dutch, Bertus is pronounced /ˈbɛr.tʏs/.

American usage and historical context

In the United States, 31 boys were recorded with the name Bertus between 1912 and 1928. Its highest annual count was 8 in 1920; its best national rank was #2,068 in 1912.

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 Bertus?

Bertus had fewer than 5 recorded uses in 2025, so these figures use 1928, the last year it was published.

Among all babies, 1928
1 in 452,000
5 of 2,260,857 births
Among boys only
1 in 222,000
<0.01% of boys
Rank, 1928
Unranked
Fewer than 5 uses
Coin-flip room size
313,422 kids
Even odds of a second one

Where Bertus sits on the popularity scale

Rarest published (5 a year)#1 — Liam (20,818)

Chance at least one other child shares the name

If the other children were drawn at random from the 1928 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 313,422 children born in 1928 and it's an even bet that one of them is another Bertus. In a class of 30 the chance is Under 1%.

When Bertuss were born

Half of everyone ever recorded as Bertus was born before 1920 — so the typical Bertus is around 105 today.

Median birth year
1920
About 105 years old
Biggest decade
1920s
61.3% of all use
Born in the last 25 years
100.0%
A modern name
Recorded since 1950
0
People you could plausibly meet
Choose a decade

1920s — 61.3% of all recorded uses (19).

Is Bertus 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 1920 (8)
Years since peak
105
Years
Year-to-year steadiness
Volatile
25.0% average annual change
Best rank ever
#2,068
1912

Spellings of Bertus

Bertus is not the most common spelling — Bert is, with 86.1% against Bertus's 0.08%.

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.

Bertus around the world

Where Bertus 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
    1959–1964
    #557
    in 1964

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

Bertus by the numbers

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

As a boy's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#2,068
1912
Peak year
1920
8 that year
First recorded
1912
Last recorded
1928
All-time count
31
Count in 2025
Under 5

Names similar to Bertus

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

BervinBernelBerlonBerendBerwinBerneyBergerBerkayBerlensBericBernonBerkeBeratBerkleeVentusBernettBerishBernestBerlynBertenBergeBerticeBeryleBerne

Sibling names for Bertus

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 Bertus

Top names of 1920, Bertus's peak yearThe 1920s in fullOther names that peaked in 1912Boys' names starting with BUncommon Dutch Boy Names