Lecil is a rare variant of Lesli that was most common in the 1920s and has all but disappeared.
Lecil is a boy name. It last appears in U.S. records in 1968. Lecil first appears in 1914 and peaked in 1921 (16 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1968 | 5 | — | #4,482 |
| 1959 | 5 | — | #4,318 |
| 1954 | 6 | — | #3,657 |
| 1952 | 5 | — | #4,040 |
| 1951 | 5 | — | #4,018 |
| 1949 | 6 | — | #3,536 |
| 1948 | 5 | — | #3,969 |
| 1947 | 7 | — | #3,245 |
| 1946 | 7 | — | #3,057 |
| 1944 | 10 | — | #2,395 |
| 1943 | 5 | — | #3,826 |
| 1942 | 6 | — | #3,414 |
| 1941 | 6 | — | #3,341 |
| 1940 | 10 | — | #2,412 |
| 1939 | 10 | — | #2,372 |
| 1938 | 10 | — | #2,407 |
| 1936 | 8 | — | #2,752 |
| 1934 | 8 | — | #2,852 |
| 1933 | 7 | — | #3,158 |
| 1932 | 10 | — | #2,554 |
| 1931 | 9 | — | #2,784 |
| 1929 | 8 | — | #3,131 |
| 1928 | 12 | — | #2,464 |
| 1927 | 5 | — | #4,525 |
| 1926 | 12 | — | #2,496 |
| 1925 | 12 | — | #2,522 |
| 1924 | 15 | — | #2,175 |
| 1923 | 14 | — | #2,284 |
| 1922 | 8 | — | #3,409 |
| 1921 | 16 | — | #2,111 |
| 1920 | 6 | — | #4,071 |
| 1919 | 9 | — | #3,016 |
| 1918 | 9 | — | #3,005 |
| 1917 | 8 | — | #3,077 |
| 1916 | 8 | — | #3,063 |
| 1915 | 5 | — | #4,141 |
| 1914 | 5 | — | #3,538 |