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Trine

UnisexGirls' nameBoys' name

Short form of Katrine

Trine has been given to 350 babies in the U.S. since 1916. 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 1921, with 36 recorded. It's used for both sexes: 89% girls, 11% boys all-time.

Babies named Trine, 1991

1 in 487,000

Trine over time, 1880–2025

GirlsBoys
01020304018801900192019401960198020002020

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Girls or boys — Trine over time

In 1991, Trine went to 100% girls and 0% boys.

19161991

A sex is only published in years it reached five applications, so a stretch at 0% or 100% means the other side stayed under that floor — not that it was never used.

Trine: meaning, origin, and history

Short form of Katrine

Danish

What Trine means

Trine is a short form of Katrine.

Documented naming usage and pronunciation

Trine is used in Danish.

Origin, language, and formation

Trine is used in Danish and Norwegian. Its origins include Danish.

Related names and everyday forms

Related names include Katrine.

American usage and historical context

In the United States, 310 girls were recorded with the name Trine between 1916 and 1991. Its highest annual count was 36 in 1921; its best national rank was #1,334 in 1921.

In the United States, 40 boys were recorded with the name Trine between 1920 and 1957. Its highest annual count was 12 in 1921; its best national rank was #2,615 in 1921.

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 Trine?

Trine had fewer than 5 recorded uses in 2025, so these figures use 1991, the last year it was published.

Among all babies, 1991
1 in 487,000
8 of 3,892,928 births
Among girls only
1 in 234,000
<0.01% of girls
Rank, 1991
Unranked
Fewer than 5 uses
Coin-flip room size
337,298 kids
Even odds of a second one

Where Trine 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 1991 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 337,298 children born in 1991 and it's an even bet that one of them is another Trine. In a class of 30 the chance is Under 1%.

When Trines were born

Half of everyone ever recorded as Trine was born before 1931 — so the typical Trine is around 94 today.

Median birth year
1931
About 94 years old
Biggest decade
1920s
40.0% of all use
Born in the last 25 years
21.6%
Spread across generations
Recorded since 1950
110
People you could plausibly meet
Choose a decade

1920s — 40.0% of all recorded uses (124).

Is Trine 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 1921 (36)
Years since peak
104
Years
Year-to-year steadiness
Shifting
19.5% average annual change
Best rank ever
#1,334
1921

Spellings of Trine

Trine is not the most common spelling — Irene is, with 30.6% against Trine's 0.03%.

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.

Where Trine is used — girls

Across 1910–2025, Trine was most concentrated in Texas — about 1 in 100,000 girls, against 1 in 99,040 across all states with data.

11 per 100,000

Most concentrated

  1. 1Texas1 in 100,000

Shading is the share of that state's recorded girls given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Trine has too little recent state data to map, so this covers all years from 1910.

Where Trine is used — boys

Across 1910–2025, Trine was most concentrated in Texas — about 1 in — boys, against 1 in 442,115 across all states with data.

00 per 100,000

Most concentrated

  1. 1Texas1 in —

Shading is the share of that state's recorded boys given this name, not the raw count — otherwise the map would just show which states are biggest. Unshaded states have no published records for this period. U.S. birth records suppress state-year counts below 5; state counts therefore don't add up to the national total. Every state links to its full rankings. Trine has too little recent state data to map, so this covers all years from 1910.

Trine around the world

Where Trine 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.

  • Norway
    1880–2015
    #542
    in 2015

Popularity data from Statistics Norway. SSB data under CC BY 4.0.

Trine 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
#1,334
1921
Peak year
1921
36 that year
First recorded
1916
Last recorded
1991
All-time count
310
Count in 2025
Under 5

As a boy's name

Rank in 2025
Unranked
Trend vs 5 yrs ago
—
Best rank ever
#2,615
1921
Peak year
1921
12 that year
First recorded
1920
Last recorded
1957
All-time count
40
Count in 2025
Under 5

Names similar to Trine

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

TristineShineElineTrinhTrisaTricaReineTrixyTrianaTrindaTriniaTriniTalineLucineTrixieTriaTrissaAylineTrivaYvaineNamineDaineTrilbyAdine

Sibling names for Trine

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 Trine

Top names of 1921, Trine's peak yearThe 1920s in fullOther names that peaked in 1921Girls' names starting with TDanish Girl Names