Moon
Girl name · #3112 in 2025 · Very rare
Moon is currently the #3112 girl name in the United States — 52 babies received it in 2025. A decade ago it stood at #11835, so the name has been rising over the past ten years. Roughly one in every 34,615 girls born in 2025 was named Moon.
Babies named Moon per year. Source: SSA.
The 53-year story
Moon first appears in the Social Security records in 1972, when 6 girls received the name. Its all-time peak is essentially right now: 2022, with 73 babies and a rank of #2463. Names at their peak can keep climbing — or be one trend cycle from the long slide that eventually hits most popular names. Following the curve matters more than today's snapshot: a name's position on its rise-peak-decline arc is the best predictor of how common it will feel in a kindergarten class five years from now.
Unlock the 5-year forecast and compare Moon against up to 5 other names.
Uniqueness: will there be another Moon in class?
On our rarity read — which blends how common Moon is today with its five-year momentum — the name reads as "very rare". A high score means genuine rarity — your Moon will likely be the only one in the room, with the occasional spelling-out as the price.
Where Moon is most common
State-level data for Moon is too sparse in 2025 to rank by rate — in most states its count falls below the SSA's per-state reporting threshold (counts under 5 are withheld).
Names like Moon
Statistically, parents drawn to Moon tend to be choosing among names with similar popularity arcs, era profiles, and sounds — the closest matches in our model are Maeven, Mulan, Maevyn, Mayven, and Lemon.
MaevenMulanMaevynMayvenLemonRennHalstonMaven
Rank history (last 25 years)
| Year | Babies named Moon | Rank |
|---|---|---|
| 2025 | 52 | #3100 |
| 2024 | 47 | #3335 |
| 2023 | 53 | #3091 |
| 2022 | 73 | #2463 |
| 2021 | 47 | #3339 |
| 2020 | 28 | #4648 |
| 2019 | 25 | #5163 |
| 2018 | 30 | #4562 |
| 2017 | 22 | #5661 |
| 2016 | 7 | #12876 |
| 2015 | 8 | #11835 |
| 2014 | 8 | #11931 |
| 2013 | 8 | #11969 |
| 2009 | 6 | #15242 |
| 2005 | 5 | #16462 |
| 2001 | 6 | #13521 |
| 2000 | 7 | #11801 |
| 1987 | 6 | #9825 |
| 1983 | 5 | #10275 |
| 1979 | 5 | #10210 |
| 1977 | 5 | #9652 |
| 1975 | 6 | #7984 |
| 1972 | 6 | #7292 |
Frequently asked questions
Is Moon a popular girl name?
Moon ranked #3112 among girls in 2025 with 52 babies given the name — outside the top 500, making it an uncommon pick. Ten years earlier it ranked #11835.
When was the name Moon most popular?
Moon peaked in 2022, when 73 American girls received the name (ranked #2463 that year). That peak is current — the name is at or near its all-time high right now.
How rare is the name Moon?
In 2025, roughly 1 in 34,615 newborn American girls was named Moon. On our rarity scale (rarity blended with momentum) we classify it as "very rare".
Data source: U.S. Social Security Administration name statistics, 1880–2025, national and state files. Counts reflect Social Security card applications; names with fewer than 5 occurrences in a state-year are suppressed by the SSA.