The baby name Jill appears in baby name data for the United States from 1920 to 2021. It was most popular in 1965 with 9,129 babies given the name.
In the later years of this period, Jill has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1920 | 5 |
| 1923 | 10 |
| 1924 | 10 |
| 1926 | 15 |
| 1927 | 14 |
| 1928 | 16 |
| 1929 | 53 |
| 1930 | 39 |
| 1931 | 57 |
| 1932 | 50 |
| 1933 | 84 |
| 1934 | 96 |
| 1935 | 88 |
| 1936 | 138 |
| 1937 | 142 |
| 1938 | 240 |
| 1939 | 299 |
| 1940 | 355 |
| 1941 | 501 |
| 1942 | 653 |
| 1943 | 900 |
| 1944 | 1,083 |
| 1945 | 1,198 |
| 1946 | 1,713 |
| 1947 | 2,260 |
| 1948 | 2,244 |
| 1949 | 2,392 |
| 1950 | 2,898 |
| 1951 | 3,359 |
| 1952 | 4,103 |
| 1953 | 4,421 |
| 1954 | 4,909 |
| 1955 | 5,127 |
| 1956 | 5,629 |
| 1957 | 5,950 |
| 1958 | 6,103 |
| 1959 | 6,916 |
| 1960 | 7,795 |
| 1961 | 7,930 |
| 1961 | 7 |
| 1962 | 7,116 |
| 1963 | 7,219 |
| 1964 | 8,454 |
| 1965 | 9,129 |
| 1965 | 10 |
| 1966 | 8,984 |
| 1967 | 8,623 |
| 1968 | 9,077 |
| 1969 | 8,083 |
| 1970 | 8,178 |
| 1971 | 7,010 |
| 1972 | 5,947 |
| 1973 | 5,618 |
| 1974 | 6,216 |
| 1975 | 6,936 |
| 1976 | 6,651 |
| 1977 | 8,108 |
| 1978 | 7,475 |
| 1978 | 5 |
| 1979 | 6,819 |
| 1980 | 5,725 |
| 1981 | 4,748 |
| 1982 | 3,986 |
| 1983 | 3,508 |
| 1984 | 2,847 |
| 1985 | 2,495 |
| 1986 | 2,220 |
| 1987 | 1,799 |
| 1988 | 1,682 |
| 1989 | 1,371 |
| 1990 | 911 |
| 1991 | 864 |
| 1992 | 689 |
| 1993 | 637 |
| 1994 | 515 |
| 1995 | 407 |
| 1996 | 340 |
| 1997 | 309 |
| 1998 | 285 |
| 1999 | 180 |
| 2000 | 168 |
| 2001 | 147 |
| 2002 | 66 |
| 2003 | 71 |
| 2004 | 50 |
| 2005 | 71 |
| 2006 | 117 |
| 2007 | 49 |
| 2008 | 29 |
| 2009 | 23 |
| 2010 | 27 |
| 2014 | 7 |
| 2021 | 5 |