Total babies named Lenis (all years): 225
| Year | Boys (count / rank / %) |
|---|---|
| 2004 | — |
| 2001 | — |
| 1972 | 6 / #4750 / 0.000% |
| 1957 | 5 / #4311 / 0.000% |
| 1956 | 6 / #3762 / 0.000% |
| 1954 | 8 / #3079 / 0.000% |
| 1951 | 6 / #3572 / 0.000% |
| 1950 | 7 / #3199 / 0.000% |
| 1948 | 6 / #3518 / 0.000% |
| 1947 | 9 / #2781 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1945 | 8 / #2667 / 0.001% |
| 1944 | 5 / #3709 / 0.000% |
| 1942 | 9 / #2623 / 0.001% |
| 1939 | 7 / #3000 / 0.001% |
| 1938 | — |
| 1937 | 6 / #3360 / 0.001% |
| 1936 | 5 / #3843 / 0.000% |
| 1935 | 6 / #3472 / 0.001% |
| 1934 | 9 / #2670 / 0.001% |
| 1933 | — |
| Year | Boys (count / rank / %) |
|---|---|
| 1932 | 6 / #3598 / 0.001% |
| 1931 | 5 / #4090 / 0.000% |
| 1929 | 6 / #3775 / 0.001% |
| 1928 | — |
| 1925 | 6 / #3987 / 0.001% |
| 1923 | 6 / #4060 / 0.001% |
| 1922 | 9 / #3143 / 0.001% |
| 1921 | 5 / #4692 / 0.000% |
| 1920 | 7 / #3674 / 0.001% |
| 1919 | 5 / #4521 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1917 | 7 / #3416 / 0.001% |