Caio is a boy name. In 2025 it ranked #7206 for boy births in the United States, given to 35 babies. Caio first appears in the data in 1990 and reached its peak in 2023 (40 births). The chart below shows how the name has risen and fallen over time.
| Year | U.S. births | Rank |
|---|---|---|
| 2025 | 35 | #7,206 |
| 2024 | 30 | #8,015 |
| 2023 | 40 | #6,621 |
| 2022 | 29 | #8,208 |
| 2021 | 32 | #7,585 |
| 2020 | 24 | #9,056 |
| 2019 | 34 | #7,323 |
| 2018 | 32 | #7,598 |
| 2017 | 24 | #9,312 |
| 2016 | 11 | #16,082 |
| 2015 | 23 | #9,721 |
| 2014 | 21 | #10,335 |
| 2013 | 29 | #8,207 |
| 2012 | 25 | #9,281 |
| 2011 | 21 | #10,435 |
| 2010 | 30 | #8,141 |
| 2009 | 31 | #8,043 |
| 2008 | 31 | #8,136 |
| 2007 | 32 | #7,871 |
| 2006 | 28 | #8,467 |
| 2005 | 23 | #9,269 |
| 2004 | 16 | #11,844 |
| 2003 | 15 | #12,097 |
| 2002 | 16 | #11,357 |
| 2001 | 6 | #22,602 |
| 2000 | 11 | #14,345 |
| 1999 | 12 | #12,989 |
| 1998 | 7 | #18,622 |
| 1997 | 5 | #23,254 |
| 1996 | 7 | #17,814 |
| 1995 | 11 | #12,660 |
| 1994 | 6 | #19,750 |
| 1993 | 8 | #15,929 |
| 1992 | 6 | #19,500 |
| 1991 | 5 | #22,238 |
| 1990 | 6 | #19,267 |