Mellow
#16,467 in 2025UnisexGirls' nameBoys' nameMeaning not yet documented
Mellow has been given to 59 babies in the U.S. since 1939. In 2025 it ranked #16,467 of 17,293 girls’ names in use. Its peak year was 2021, with 10 recorded. It's used for both sexes: 64% girls, 36% boys all-time.
Babies named Mellow, 2025
1 in 663,000
Mellow 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 Gaps mean the name was given fewer than 5 times that year; these counts are unpublished.
Girls or boys — Mellow over time
In 2025, Mellow went to 100% girls and 0% boys.
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.
How common is Mellow?
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 girls only
- 1 in 321,000
- <0.01% of girls
- Rank, 2025
- #16,467
- of 17,293 girls’ names in use
- Coin-flip room size
- 459,581 kids
- Even odds of a second one
Where Mellow sits on the popularity scale
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.
Put another way: gather 459,581 children born in 2025 and it's an even bet that one of them is another Mellow. In a class of 30 the chance is Under 1%.
When Mellows were born
Half of everyone ever recorded as Mellow was born before 2021 — so the typical Mellow is around 4 today.
- Biggest decade
- 2020s
- 73.7% of all use
- Born in the last 25 years
- 86.8%
- A modern name
- Recorded since 1950
- 33
- People you could plausibly meet
2020s — 73.7% of all recorded uses (28).
Is Mellow 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
- −1,939
- Places dropped
- Rank vs 10 years ago
- —
- Not ranked then
- Births vs 10 years ago
- —
- Not published both years
- Share of its own peak
- 50.0%
- Peak was 2021 (10)
- Years since peak
- 4
- Years
- Year-to-year steadiness
- Volatile
- 43.3% average annual change
Spellings of Mellow
Mellow is not the most common spelling — Willow is, with 79.3% against Mellow's 0.05%.
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.
Mellow by the numbers
The raw record for each sex the name is used for.
As a girl's name
Names similar to Mellow
Matched on shared beginnings and endings, similar length, and comparable popularity.
Sibling names for Mellow
Names from the same era and popularity tier — the two things that make a sibling set feel deliberate — skipping lookalike spellings and shared initials.