Is Lenny a boy or girl name?
Lenny is used for both, more often for boys in the US. In 2024, 56 girls and 137 boys were named Lenny, so 29% were girls. Across 1880–2024, 7.6% of the 8,845 US babies named Lenny were girls.
- Boy rank, 2024
- #1,372
- Girl rank, 2024
- #2,944
- Babies named Lenny since 1914
- 8,845
- Most popular year
- 1960
- 209 babies
Boys and girls named Lenny, by decade
| Decade | Boys | Girls | Share girls |
|---|---|---|---|
| 1910s | 13 | 0 | 0% |
| 1920s | 41 | 0 | 0% |
| 1930s | 111 | 0 | 0% |
| 1940s | 511 | 48 | 8.6% |
| 1950s | 994 | 55 | 5.2% |
| 1960s | 1,514 | 44 | 2.8% |
| 1970s | 1,192 | 52 | 4.2% |
| 1980s | 665 | 18 | 2.6% |
| 1990s | 495 | 56 | 10.2% |
| 2000s | 839 | 60 | 6.7% |
| 2010s | 1,194 | 124 | 9.4% |
| 2020s | 601 | 218 | 26.6% |
Every year
| Year | Boys | Boy rank | Girls | Girl rank |
|---|---|---|---|---|
| 2024 | 137 | #1,372 | 56 | #2,944 |
| 2023 | 133 | #1,393 | 50 | #3,248 |
| 2022 | 122 | #1,487 | 43 | #3,626 |
| 2021 | 113 | #1,549 | 42 | #3,647 |
| 2020 | 96 | #1,667 | 27 | #4,830 |
| 2019 | 105 | #1,588 | 24 | #5,389 |
| 2018 | 94 | #1,685 | 25 | #5,257 |
| 2017 | 96 | #1,655 | 23 | #5,603 |
| 2016 | 122 | #1,428 | 12 | #9,179 |
| 2015 | 165 | #1,144 | 13 | #8,725 |
| 2014 | 96 | #1,621 | 7 | #13,944 |
| 2013 | 114 | #1,453 | 6 | #15,726 |
| 2012 | 119 | #1,404 | 0 | – |
| 2011 | 139 | #1,247 | 5 | #18,391 |
| 2010 | 144 | #1,229 | 9 | #11,825 |
| 2009 | 98 | #1,621 | 7 | #14,585 |
| 2008 | 102 | #1,570 | 9 | #12,175 |
| 2007 | 99 | #1,589 | 6 | #16,697 |
| 2006 | 104 | #1,472 | 10 | #11,085 |
| 2005 | 88 | #1,580 | 0 | – |
| 2004 | 81 | #1,614 | 10 | #10,364 |
| 2003 | 60 | #1,951 | 7 | #13,247 |
| 2002 | 81 | #1,540 | 11 | #9,209 |
| 2001 | 64 | #1,773 | 0 | – |
| 2000 | 62 | #1,775 | 0 | – |
| 1999 | 48 | #2,012 | 0 | – |
| 1998 | 57 | #1,783 | 5 | #15,497 |
| 1997 | 27 | #2,873 | 5 | #15,095 |
| 1996 | 33 | #2,407 | 5 | #14,814 |
| 1995 | 53 | #1,695 | 13 | #6,867 |
| 1994 | 56 | #1,636 | 5 | #14,738 |
| 1993 | 61 | #1,519 | 8 | #10,141 |
| 1992 | 43 | #1,897 | 0 | – |
| 1991 | 62 | #1,448 | 8 | #9,850 |
| 1990 | 55 | #1,541 | 7 | #10,872 |
| 1989 | 53 | #1,541 | 0 | – |
| 1988 | 48 | #1,539 | 0 | – |
| 1987 | 61 | #1,255 | 0 | – |
| 1986 | 66 | #1,168 | 0 | – |
| 1985 | 52 | #1,341 | 8 | #7,972 |
| 1984 | 43 | #1,474 | 0 | – |
| 1983 | 72 | #1,044 | 5 | #11,211 |
| 1982 | 98 | #905 | 5 | #11,472 |
| 1981 | 77 | #1,041 | 0 | – |
| 1980 | 95 | #914 | 0 | – |
| 1979 | 136 | #743 | 6 | #9,625 |
| 1978 | 118 | #776 | 0 | – |
| 1977 | 130 | #749 | 0 | – |
| 1976 | 139 | #708 | 11 | #5,413 |
| 1975 | 141 | #701 | 14 | #4,469 |
| 1974 | 91 | #846 | 0 | – |
| 1973 | 90 | #839 | 7 | #7,079 |
| 1972 | 108 | #769 | 9 | #5,717 |
| 1971 | 121 | #743 | 0 | – |
| 1970 | 118 | #760 | 5 | #8,716 |
| 1969 | 115 | #728 | 7 | #6,314 |
| 1968 | 119 | #694 | 0 | – |
| 1967 | 118 | #686 | 0 | – |
| 1966 | 132 | #646 | 0 | – |
| 1965 | 132 | #650 | 5 | #7,077 |
| 1964 | 152 | #632 | 0 | – |
| 1963 | 174 | #598 | 6 | #6,251 |
| 1962 | 176 | #589 | 7 | #5,584 |
| 1961 | 199 | #556 | 7 | #5,609 |
| 1960 | 197 | #561 | 12 | #3,818 |
| 1959 | 164 | #605 | 8 | #4,840 |
| 1958 | 153 | #622 | 0 | – |
| 1957 | 157 | #614 | 5 | #6,615 |
| 1956 | 111 | #704 | 10 | #4,048 |
| 1955 | 91 | #764 | 5 | #6,320 |
| 1954 | 89 | #756 | 6 | #5,476 |
| 1953 | 71 | #855 | 6 | #5,392 |
| 1952 | 62 | #900 | 7 | #4,731 |
| 1951 | 47 | #1,048 | 8 | #4,215 |
| 1950 | 49 | #998 | 0 | – |
| 1949 | 59 | #901 | 0 | – |
| 1948 | 77 | #777 | 10 | #3,485 |
| 1947 | 68 | #840 | 10 | #3,586 |
| 1946 | 69 | #802 | 12 | #2,966 |
| 1945 | 56 | #843 | 0 | – |
| 1944 | 47 | #941 | 9 | #3,256 |
| 1943 | 42 | #1,045 | 7 | #4,014 |
| 1942 | 32 | #1,238 | 0 | – |
| 1941 | 26 | #1,321 | 0 | – |
| 1940 | 35 | #1,118 | 0 | – |
| 1939 | 22 | #1,442 | 0 | – |
| 1938 | 20 | #1,545 | 0 | – |
| 1937 | 16 | #1,798 | 0 | – |
| 1936 | 12 | #2,132 | 0 | – |
| 1935 | 15 | #1,883 | 0 | – |
| 1934 | 13 | #2,082 | 0 | – |
| 1933 | 7 | #3,162 | 0 | – |
| 1932 | 0 | – | 0 | – |
| 1931 | 6 | #3,604 | 0 | – |
| 1930 | 0 | – | 0 | – |
| 1929 | 7 | #3,419 | 0 | – |
| 1928 | 0 | – | 0 | – |
| 1927 | 0 | – | 0 | – |
| 1926 | 6 | #3,993 | 0 | – |
| 1925 | 8 | #3,284 | 0 | – |
| 1924 | 5 | #4,706 | 0 | – |
| 1923 | 8 | #3,330 | 0 | – |
| 1922 | 0 | – | 0 | – |
| 1921 | 0 | – | 0 | – |
| 1920 | 7 | #3,676 | 0 | – |
| 1919 | 8 | #3,270 | 0 | – |
| 1918 | 0 | – | 0 | – |
| 1917 | 0 | – | 0 | – |
| 1916 | 0 | – | 0 | – |
| 1915 | 0 | – | 0 | – |
| 1914 | 5 | #3,542 | 0 | – |
Highest rank
As a boy name, Lenny reached #556 in 1961. As a girl name, it reached #2,944 in 2024. Ranks count every name SSA published for that year and sex, so they go well past the top 1,000.
Names from the same era
These names were also most popular in the 1960s, with a similar number of babies. They can work as sibling or middle names that feel like they belong together.
Names spelled like Lenny
Source: US Social Security Administration baby name data, 1880–2024. Counts are Social Security card applications for US births; SSA leaves out names given to fewer than 5 babies in a year. Updated 2026-10-05. How these numbers are made.