Lenon is a rare variant of Lennon that peaked in 1932 and has since faded.
Lenon is a boy name. It last appears in U.S. records in 2019. Lenon first appears in 1903 and peaked in 1932 (17 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2019 | 6 | 6 | #11,597 |
| 2013 | 5 | 5 | #13,278 |
| 1991 | 5 | — | #9,051 |
| 1980 | 5 | — | #6,848 |
| 1976 | 6 | — | #5,335 |
| 1972 | 6 | — | #4,753 |
| 1971 | 6 | — | #4,707 |
| 1969 | 5 | — | #4,761 |
| 1966 | 6 | — | #3,757 |
| 1964 | 6 | — | #3,861 |
| 1963 | 6 | — | #3,858 |
| 1962 | 9 | — | #2,964 |
| 1961 | 6 | — | #3,881 |
| 1959 | 8 | — | #3,165 |
| 1957 | 11 | — | #2,576 |
| 1956 | 11 | — | #2,575 |
| 1954 | 10 | — | #2,672 |
| 1953 | 11 | — | #2,468 |
| 1952 | 8 | — | #2,998 |
| 1951 | 6 | — | #3,573 |
| 1950 | 8 | — | #2,921 |
| 1949 | 15 | — | #1,989 |
| 1948 | 8 | — | #2,920 |
| 1947 | 6 | — | #3,578 |
| 1946 | 9 | — | #2,623 |
| 1945 | 7 | — | #2,893 |
| 1944 | 10 | — | #2,400 |
| 1943 | 10 | — | #2,486 |
| 1942 | 10 | — | #2,467 |
| 1941 | 6 | — | #3,348 |
| 1940 | 12 | — | #2,135 |
| 1939 | 6 | — | #3,317 |
| 1938 | 10 | — | #2,415 |
| 1937 | 8 | — | #2,800 |
| 1936 | 10 | — | #2,384 |
| 1935 | 11 | — | #2,338 |
| 1934 | 12 | — | #2,194 |
| 1933 | 12 | — | #2,168 |
| 1932 | 17 | — | #1,818 |
| 1931 | 10 | — | #2,572 |
| 1930 | 8 | — | #3,167 |
| 1929 | 11 | — | #2,532 |
| 1928 | 7 | — | #3,561 |
| 1927 | 7 | — | #3,653 |
| 1926 | 12 | — | #2,497 |
| 1925 | 14 | — | #2,268 |
| 1924 | 6 | — | #4,137 |
| 1923 | 8 | — | #3,331 |
| 1922 | 13 | — | #2,422 |
| 1921 | 13 | — | #2,448 |
| 1920 | 13 | — | #2,403 |
| 1919 | 7 | — | #3,595 |
| 1918 | 7 | — | #3,558 |
| 1917 | 9 | — | #2,859 |
| 1916 | 9 | — | #2,841 |
| 1915 | 7 | — | #3,245 |
| 1914 | 9 | — | #2,374 |
| 1911 | 7 | — | #1,476 |
| 1909 | 5 | — | #1,594 |
| 1903 | 7 | — | #970 |