The baby name Cecily appears in baby name data for the United States from 1920 to 2024. It was most popular in 1989 with 545 babies given the name.
In the later years of this period, Cecily has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1920 | 7 |
| 1926 | 12 |
| 1928 | 12 |
| 1932 | 6 |
| 1936 | 7 |
| 1937 | 6 |
| 1938 | 6 |
| 1939 | 5 |
| 1942 | 14 |
| 1944 | 8 |
| 1946 | 7 |
| 1948 | 6 |
| 1949 | 8 |
| 1950 | 5 |
| 1951 | 7 |
| 1952 | 15 |
| 1953 | 16 |
| 1955 | 6 |
| 1956 | 6 |
| 1957 | 17 |
| 1958 | 10 |
| 1959 | 23 |
| 1960 | 22 |
| 1966 | 10 |
| 1967 | 5 |
| 1968 | 5 |
| 1969 | 11 |
| 1970 | 16 |
| 1972 | 11 |
| 1973 | 48 |
| 1974 | 59 |
| 1975 | 32 |
| 1976 | 17 |
| 1977 | 18 |
| 1978 | 34 |
| 1979 | 34 |
| 1980 | 14 |
| 1981 | 21 |
| 1984 | 15 |
| 1986 | 10 |
| 1987 | 132 |
| 1988 | 254 |
| 1989 | 545 |
| 1990 | 419 |
| 1991 | 138 |
| 1992 | 57 |
| 1993 | 30 |
| 1994 | 37 |
| 1995 | 95 |
| 1996 | 66 |
| 1997 | 67 |
| 1998 | 69 |
| 1999 | 33 |
| 2000 | 20 |
| 2001 | 23 |
| 2002 | 13 |
| 2003 | 41 |
| 2004 | 40 |
| 2005 | 53 |
| 2006 | 52 |
| 2007 | 44 |
| 2008 | 37 |
| 2009 | 47 |
| 2010 | 35 |
| 2011 | 59 |
| 2012 | 38 |
| 2013 | 128 |
| 2014 | 194 |
| 2015 | 213 |
| 2016 | 132 |
| 2017 | 141 |
| 2018 | 79 |
| 2019 | 115 |
| 2020 | 67 |
| 2021 | 70 |
| 2022 | 77 |
| 2023 | 66 |
| 2024 | 94 |