Total babies named Delio (all years): 98
| Year | Boys (count / rank / %) |
|---|---|
| 2010 | 5 / #12716 / 0.000% |
| 2008 | 6 / #11394 / 0.000% |
| 2006 | 7 / #9820 / 0.000% |
| 2001 | 5 / #10974 / 0.000% |
| 1992 | 7 / #6839 / 0.000% |
| 1991 | 6 / #7496 / 0.000% |
| 1988 | 7 / #5913 / 0.000% |
| 1985 | 6 / #5971 / 0.000% |
| 1974 | 6 / #4757 / 0.000% |
| 1973 | 9 / #3507 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1970 | 5 / #4873 / 0.000% |
| 1963 | 7 / #3391 / 0.000% |
| 1958 | 5 / #4088 / 0.000% |
| 1931 | 5 / #3895 / 0.000% |
| 1924 | 6 / #3987 / 0.001% |
| 1915 | 6 / #3498 / 0.001% |