Cosima is a rare girls' name that peaked in 2017 and has grown less common since.
Cosima is a girl name. In 2025 it ranked #6,171 for girl births in the United States (and #10,704 across all names), given to 19 babies. Cosima first appears in 1985 and peaked in 2017 (36 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 19 | 19 | #6,171 |
| 2024 | 16 | 16 | #7,005 |
| 2023 | 12 | 12 | #8,599 |
| 2022 | 18 | 18 | #6,516 |
| 2021 | 10 | 10 | #9,717 |
| 2020 | 17 | 17 | #6,699 |
| 2019 | 28 | 28 | #4,798 |
| 2018 | 30 | 30 | #4,585 |
| 2017 | 36 | 36 | #4,084 |
| 2016 | 35 | 35 | #4,181 |
| 2015 | 21 | 21 | #6,074 |
| 2014 | 21 | 21 | #6,035 |
| 2013 | 9 | 9 | #11,223 |
| 2012 | 9 | 9 | #11,483 |
| 2011 | 6 | 6 | #15,254 |
| 2010 | 10 | 10 | #10,596 |
| 2007 | 8 | 8 | #12,947 |
| 2004 | 5 | 5 | #16,691 |
| 2003 | 5 | 5 | #16,319 |
| 2002 | 6 | 6 | #13,986 |
| 1992 | 5 | — | #13,744 |
| 1988 | 8 | — | #8,555 |
| 1985 | 5 | — | #11,003 |