The baby name Cy appears in baby name data for the United States from 1956 to 2024. It was most popular in 2008 with 77 babies given the name.
In the later years of this period, Cy has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1956 | 12 |
| 1957 | 10 |
| 1972 | 10 |
| 1973 | 10 |
| 1975 | 5 |
| 1976 | 12 |
| 1977 | 5 |
| 1978 | 5 |
| 1980 | 6 |
| 1981 | 10 |
| 1990 | 10 |
| 1991 | 7 |
| 1993 | 5 |
| 1995 | 5 |
| 1998 | 7 |
| 1999 | 22 |
| 2000 | 30 |
| 2001 | 31 |
| 2004 | 22 |
| 2005 | 38 |
| 2006 | 31 |
| 2007 | 32 |
| 2008 | 77 |
| 2009 | 28 |
| 2010 | 70 |
| 2011 | 61 |
| 2012 | 62 |
| 2013 | 33 |
| 2014 | 32 |
| 2015 | 21 |
| 2016 | 21 |
| 2017 | 12 |
| 2018 | 8 |
| 2019 | 25 |
| 2020 | 6 |
| 2021 | 10 |
| 2022 | 12 |
| 2023 | 19 |
| 2024 | 17 |