Trennen
Boys' nameMeaning not yet documented
Trennen has been given to 35 babies in the U.S. since 2007. 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 2007, with 7 recorded.
Babies named Trennen, 2015
1 in 740,000
Trennen over time, 1880–2025
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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
How common is Trennen?
Trennen had fewer than 5 recorded uses in 2025, so these figures use 2015, the last year it was published.
- Among all babies, 2015
- 1 in 740,000
- 5 of 3,701,574 births
- Among boys only
- 1 in 383,000
- <0.01% of boys
- Rank, 2015
- Unranked
- Fewer than 5 uses
- Coin-flip room size
- 513,148 kids
- Even odds of a second one
Where Trennen sits on the popularity scale
Chance at least one other child shares the name
If the other children were drawn at random from the 2015 national name distribution. Real classrooms cluster by region and community, so treat these as a floor, not a ceiling.
Put another way: gather 513,148 children born in 2015 and it's an even bet that one of them is another Trennen. In a class of 30 the chance is Under 1%.
When Trennens were born
Half of everyone ever recorded as Trennen was born before 2010 — so the typical Trennen is around 15 today.
- Biggest decade
- 2010s
- 65.7% of all use
- Born in the last 25 years
- 100.0%
- A modern name
- Recorded since 1950
- 35
- People you could plausibly meet
2010s — 65.7% of all recorded uses (23).
Is Trennen 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 2007 (7)
- Years since peak
- 18
- Years
- Year-to-year steadiness
- Shifting
- 15.1% average annual change
Spellings of Trennen
Trennen is not the most common spelling — Trenton is, with 41.7% against Trennen's 0.02%.
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.
Trennen by the numbers
The raw record for each sex the name is used for.
Names similar to Trennen
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Trennen
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.