The baby name Leon appears in baby name data for the United States from 1910 to 2024. It was most popular in 1942 with 3,405 babies given the name.
In the later years of this period, Leon has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1910 | 539 |
| 1911 | 588 |
| 1912 | 1,129 |
| 1913 | 1,250 |
| 1914 | 1,590 |
| 1915 | 12 |
| 1915 | 2,216 |
| 1916 | 10 |
| 1916 | 2,312 |
| 1917 | 10 |
| 1917 | 2,590 |
| 1918 | 3,002 |
| 1919 | 2,815 |
| 1920 | 3,200 |
| 1921 | 3,191 |
| 1922 | 3,146 |
| 1923 | 3,133 |
| 1924 | 3,298 |
| 1925 | 3,224 |
| 1926 | 3,394 |
| 1927 | 3,243 |
| 1928 | 3,002 |
| 1929 | 2,895 |
| 1930 | 3,343 |
| 1931 | 3,097 |
| 1932 | 2,786 |
| 1933 | 2,671 |
| 1934 | 2,747 |
| 1935 | 2,816 |
| 1936 | 2,863 |
| 1937 | 3,006 |
| 1938 | 2,812 |
| 1939 | 2,758 |
| 1940 | 3,011 |
| 1941 | 3,139 |
| 1942 | 3,405 |
| 1943 | 3,163 |
| 1944 | 2,765 |
| 1945 | 2,660 |
| 1946 | 2,833 |
| 1947 | 3,269 |
| 1948 | 3,252 |
| 1949 | 3,226 |
| 1950 | 3,277 |
| 1951 | 3,105 |
| 1952 | 3,068 |
| 1953 | 3,228 |
| 1954 | 2,665 |
| 1955 | 2,957 |
| 1956 | 2,786 |
| 1957 | 2,437 |
| 1958 | 2,502 |
| 1959 | 2,243 |
| 1960 | 2,014 |
| 1961 | 1,922 |
| 1962 | 1,919 |
| 1963 | 1,845 |
| 1964 | 1,761 |
| 1965 | 1,642 |
| 1966 | 1,585 |
| 1967 | 1,400 |
| 1968 | 1,378 |
| 1969 | 1,322 |
| 1970 | 1,332 |
| 1971 | 1,132 |
| 1972 | 1,140 |
| 1973 | 1,109 |
| 1974 | 1,019 |
| 1975 | 940 |
| 1976 | 1,074 |
| 1977 | 1,204 |
| 1978 | 1,023 |
| 1979 | 999 |
| 1980 | 1,046 |
| 1981 | 906 |
| 1982 | 957 |
| 1983 | 817 |
| 1984 | 797 |
| 1985 | 655 |
| 1986 | 716 |
| 1987 | 653 |
| 1988 | 677 |
| 1989 | 653 |
| 1990 | 594 |
| 1991 | 585 |
| 1992 | 676 |
| 1993 | 584 |
| 1994 | 583 |
| 1995 | 477 |
| 1996 | 487 |
| 1997 | 471 |
| 1998 | 467 |
| 1999 | 462 |
| 2000 | 463 |
| 2001 | 460 |
| 2002 | 422 |
| 2003 | 489 |
| 2004 | 503 |
| 2005 | 469 |
| 2006 | 539 |
| 2007 | 477 |
| 2008 | 514 |
| 2009 | 586 |
| 2010 | 643 |
| 2011 | 627 |
| 2012 | 934 |
| 2013 | 1,100 |
| 2014 | 1,144 |
| 2015 | 1,301 |
| 2016 | 1,632 |
| 2017 | 1,776 |
| 2018 | 1,873 |
| 2019 | 2,156 |
| 2020 | 1,778 |
| 2021 | 2,335 |
| 2022 | 2,359 |
| 2023 | 2,368 |
| 2024 | 2,577 |