The baby name Kirby appears in baby name data for the United States from 1912 to 2024. It was most popular in 1956 with 449 babies given the name.
In the later years of this period, Kirby has become less common than it once was.
| Year | Count |
|---|---|
| 1912 | 5 |
| 1914 | 22 |
| 1915 | 41 |
| 1916 | 44 |
| 1917 | 36 |
| 1918 | 13 |
| 1919 | 26 |
| 1920 | 13 |
| 1921 | 35 |
| 1922 | 58 |
| 1923 | 39 |
| 1924 | 65 |
| 1925 | 18 |
| 1926 | 52 |
| 1927 | 35 |
| 1928 | 26 |
| 1929 | 52 |
| 1930 | 42 |
| 1931 | 29 |
| 1932 | 26 |
| 1933 | 37 |
| 1934 | 16 |
| 1935 | 12 |
| 1936 | 49 |
| 1937 | 79 |
| 1938 | 42 |
| 1939 | 78 |
| 1940 | 94 |
| 1941 | 110 |
| 1942 | 95 |
| 1943 | 108 |
| 1944 | 64 |
| 1945 | 72 |
| 1946 | 147 |
| 1947 | 239 |
| 1948 | 234 |
| 1949 | 214 |
| 1950 | 228 |
| 1951 | 274 |
| 1952 | 304 |
| 1953 | 307 |
| 1954 | 328 |
| 1955 | 313 |
| 1956 | 449 |
| 1957 | 425 |
| 1958 | 403 |
| 1959 | 411 |
| 1960 | 376 |
| 1961 | 257 |
| 1962 | 293 |
| 1963 | 330 |
| 1964 | 246 |
| 1965 | 219 |
| 1966 | 165 |
| 1967 | 201 |
| 1968 | 182 |
| 1969 | 140 |
| 1970 | 124 |
| 1971 | 278 |
| 1972 | 294 |
| 1973 | 116 |
| 1974 | 99 |
| 1975 | 81 |
| 1976 | 65 |
| 1977 | 91 |
| 1978 | 28 |
| 1979 | 67 |
| 1980 | 38 |
| 1981 | 35 |
| 1982 | 17 |
| 1983 | 236 |
| 1983 | 110 |
| 1984 | 400 |
| 1984 | 81 |
| 1985 | 281 |
| 1985 | 52 |
| 1986 | 145 |
| 1986 | 78 |
| 1987 | 121 |
| 1987 | 64 |
| 1988 | 99 |
| 1988 | 134 |
| 1989 | 96 |
| 1989 | 154 |
| 1990 | 126 |
| 1990 | 86 |
| 1991 | 55 |
| 1991 | 160 |
| 1992 | 136 |
| 1992 | 201 |
| 1993 | 46 |
| 1993 | 106 |
| 1994 | 38 |
| 1994 | 51 |
| 1995 | 29 |
| 1995 | 58 |
| 1996 | 94 |
| 1996 | 63 |
| 1997 | 23 |
| 1997 | 53 |
| 1998 | 23 |
| 1998 | 46 |
| 1999 | 5 |
| 1999 | 40 |
| 2000 | 20 |
| 2001 | 7 |
| 2002 | 10 |
| 2003 | 5 |
| 2004 | 10 |
| 2005 | 20 |
| 2006 | 10 |
| 2007 | 6 |
| 2007 | 15 |
| 2008 | 5 |
| 2009 | 12 |
| 2010 | 9 |
| 2010 | 8 |
| 2011 | 6 |
| 2011 | 18 |
| 2012 | 16 |
| 2013 | 10 |
| 2014 | 10 |
| 2015 | 7 |
| 2015 | 12 |
| 2016 | 7 |
| 2017 | 7 |
| 2018 | 11 |
| 2018 | 12 |
| 2019 | 8 |
| 2020 | 12 |
| 2020 | 12 |
| 2021 | 20 |
| 2021 | 7 |
| 2022 | 32 |
| 2023 | 22 |
| 2023 | 10 |
| 2024 | 33 |