Moon is a rare variant of Mona that peaked in 2022 and remains in steady use.
Moon is predominantly a girl name. In 2025 it ranked #3,123 among girls (52) and #6,691 among boys (13) — overall #4,722 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 65 | 65 | #3,123 | #6,691 |
| 2024 | 63 | 63 | #3,369 | #5,820 |
| 2023 | 81 | 81 | #3,127 | #3,961 |
| 2022 | 95 | 95 | #2,485 | #4,650 |
| 2021 | 68 | 68 | #3,377 | #4,722 |
| 2020 | 38 | 38 | #4,718 | #7,891 |
| 2019 | 32 | 32 | #5,266 | #10,466 |
| 2018 | 44 | 44 | #4,640 | #6,228 |
| 2017 | 22 | 22 | #5,769 | — |
| 2016 | 7 | 7 | #13,910 | — |
| 2015 | 13 | 13 | #12,651 | #13,415 |
| 2014 | 8 | 8 | #12,728 | — |
| 2013 | 13 | 13 | #12,796 | #13,429 |
| 2010 | 6 | 6 | — | #11,731 |
| 2009 | 6 | 6 | #16,616 | — |
| 2005 | 5 | 5 | #18,320 | — |
| 2001 | 11 | 11 | #14,777 | #11,749 |
| 2000 | 7 | 7 | #12,711 | — |
| 1998 | 5 | 5 | — | #10,764 |
| 1995 | 5 | — | — | #9,830 |
| 1987 | 6 | — | #10,783 | — |
| 1983 | 5 | — | #11,394 | — |
| 1979 | 5 | — | #11,326 | — |
| 1977 | 5 | — | #10,686 | — |
| 1975 | 6 | — | #8,676 | — |
| 1972 | 6 | — | #7,913 | — |