The baby name Lillian appears in baby name data for the United States from 1910 to 2024. It was most popular in 1918 with 12,791 babies given the name.
Over the period shown, Lillian has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1910 | 5,642 |
| 1911 | 5,891 |
| 1912 | 7,159 |
| 1913 | 7,677 |
| 1914 | 9,256 |
| 1914 | 12 |
| 1915 | 12,169 |
| 1916 | 12,352 |
| 1916 | 5 |
| 1917 | 12,674 |
| 1918 | 12,791 |
| 1919 | 12,111 |
| 1920 | 12,526 |
| 1921 | 12,206 |
| 1922 | 10,843 |
| 1923 | 12,310 |
| 1924 | 12,176 |
| 1925 | 11,422 |
| 1926 | 11,341 |
| 1927 | 10,820 |
| 1927 | 13 |
| 1928 | 10,119 |
| 1928 | 13 |
| 1929 | 8,685 |
| 1929 | 14 |
| 1930 | 8,271 |
| 1931 | 6,585 |
| 1932 | 5,985 |
| 1933 | 5,507 |
| 1934 | 5,281 |
| 1935 | 4,831 |
| 1936 | 4,099 |
| 1937 | 3,800 |
| 1938 | 3,728 |
| 1939 | 3,060 |
| 1940 | 3,105 |
| 1941 | 2,602 |
| 1942 | 2,755 |
| 1943 | 2,993 |
| 1944 | 2,287 |
| 1945 | 2,200 |
| 1946 | 2,358 |
| 1947 | 2,371 |
| 1948 | 2,344 |
| 1949 | 2,098 |
| 1950 | 2,221 |
| 1951 | 2,136 |
| 1952 | 2,097 |
| 1953 | 1,942 |
| 1954 | 1,878 |
| 1955 | 1,911 |
| 1956 | 1,913 |
| 1957 | 2,162 |
| 1958 | 1,908 |
| 1959 | 1,952 |
| 1960 | 1,951 |
| 1961 | 1,742 |
| 1962 | 1,385 |
| 1963 | 1,188 |
| 1964 | 1,162 |
| 1965 | 1,077 |
| 1966 | 907 |
| 1967 | 869 |
| 1968 | 878 |
| 1969 | 859 |
| 1970 | 828 |
| 1971 | 710 |
| 1972 | 636 |
| 1973 | 580 |
| 1974 | 451 |
| 1975 | 460 |
| 1976 | 444 |
| 1977 | 534 |
| 1978 | 444 |
| 1979 | 462 |
| 1980 | 537 |
| 1981 | 450 |
| 1982 | 440 |
| 1983 | 439 |
| 1984 | 437 |
| 1985 | 505 |
| 1986 | 543 |
| 1987 | 568 |
| 1988 | 680 |
| 1989 | 738 |
| 1990 | 648 |
| 1991 | 832 |
| 1992 | 715 |
| 1993 | 728 |
| 1994 | 919 |
| 1995 | 907 |
| 1996 | 1,250 |
| 1997 | 1,617 |
| 1998 | 2,201 |
| 1999 | 2,299 |
| 2000 | 2,962 |
| 2001 | 3,243 |
| 2002 | 3,806 |
| 2003 | 4,435 |
| 2004 | 6,427 |
| 2004 | 40 |
| 2005 | 7,024 |
| 2006 | 8,175 |
| 2007 | 8,789 |
| 2008 | 8,509 |
| 2009 | 8,148 |
| 2010 | 8,096 |
| 2011 | 8,695 |
| 2012 | 8,905 |
| 2013 | 8,269 |
| 2014 | 7,891 |
| 2015 | 8,110 |
| 2016 | 8,155 |
| 2017 | 7,774 |
| 2018 | 6,764 |
| 2019 | 6,137 |
| 2020 | 5,133 |
| 2021 | 5,435 |
| 2022 | 5,443 |
| 2023 | 4,978 |
| 2024 | 4,836 |