Total babies named Obra (all years): 59
| Year | Boys (count / rank / %) |
|---|---|
| 1982 | 6 / #6179 / 0.000% |
| 1955 | 5 / #4234 / 0.000% |
| 1954 | 5 / #4208 / 0.000% |
| 1940 | 5 / #3804 / 0.000% |
| 1934 | 5 / #4058 / 0.000% |
| 1931 | 8 / #3022 / 0.001% |
| 1924 | 5 / #4779 / 0.000% |
| 1923 | 5 / #4712 / 0.000% |
| 1921 | 5 / #4795 / 0.000% |
| 1919 | 5 / #4616 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1918 | 5 / #4621 / 0.000% |