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Natsu

#13,312 in 2025Boys' name

From Japanese 夏; literal meaning unconfirmed

Natsu has been given to 47 babies in the U.S. since 2016. In 2025 it ranked #13,312 of 13,926 boys’ names in use. Its peak year was 2023, with 9 recorded.

Babies named Natsu, 2025

1 in 663,000

Natsu over time, 1880–2025

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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.

Natsu: meaning, origin, and history

From Japanese 夏; literal meaning unconfirmed

Japanese

What Natsu means

Natsu is a given name.

Origin, language, and formation

Natsu is used in English. Its origins include Japanese.

Natsu comes through Japanese 夏.

American usage and historical context

In the United States, 47 boys were recorded with the name Natsu between 2016 and 2025. Its highest annual count was 9 in 2023; its best national rank was #8,710 in 2023.

Over 5 years its rank rose, from #13,465 in 2020 to #13,312 in 2025.

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 Natsu?

Everything below is computed from the 2025 data — the most recent year available.

Among all babies, 2025
1 in 663,000
5 of 3,315,165 births
Among boys only
1 in 342,000
<0.01% of boys
Rank, 2025
#13,312
of 13,926 boys’ names in use
Coin-flip room size
459,581 kids
Even odds of a second one

Where Natsu 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 2025 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 459,581 children born in 2025 and it's an even bet that one of them is another Natsu. In a class of 30 the chance is Under 1%.

When Natsus were born

Half of everyone ever recorded as Natsu was born before 2021 — so the typical Natsu is around 4 today.

Median birth year
2021
About 4 years old
Biggest decade
2020s
68.1% of all use
Born in the last 25 years
100.0%
A modern name
Recorded since 1950
47
People you could plausibly meet
Choose a decade

2020s — 68.1% of all recorded uses (32).

Is Natsu 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
+153
Places climbed
Rank vs 10 years ago
—
Not ranked then
Births vs 10 years ago
—
Not published both years
Share of its own peak
55.6%
Peak was 2023 (9)
Years since peak
2
Years
Year-to-year steadiness
Shifting
24.2% average annual change
Best rank ever
#8,710
2023

Spellings of Natsu

Natsu is not the most common spelling — Nash is, with 58.3% against Natsu's 0.12%.

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.

Natsu around the world

Where Natsu 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.

  • France
    2013–2025
    #5,133
    in 2025

Popularity data from Institut national de la statistique et des études économiques. INSEE data under Licence Ouverte / Etalab 2.0.

Natsu by the numbers

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

As a boy's name

Rank in 2025
#13,312
Trend vs 5 yrs ago
Up 153
Best rank ever
#8,710
2023
Peak year
2023
9 that year
First recorded
2016
Last recorded
2025
All-time count
47
Count in 2025
5

Names similar to Natsu

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

NathaNatasNatronNataelNateoNatureNathNataaniiNatthewNataliaNatrellNationNatroneNathiasNatayNatanimNatanelNatthanNathamNathaneNathianNathaelNatanNathinel

Sibling names for Natsu

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 Natsu

Top names of 2023, Natsu's peak yearThe 2020s in fullOther names that peaked in 2023Boys' names starting with N