Total babies named Dois (all years): 155
| Year | Boys (count / rank / %) |
|---|---|
| 1950 | — |
| 1949 | 5 / #3822 / 0.000% |
| 1942 | 5 / #3697 / 0.000% |
| 1941 | 5 / #3630 / 0.000% |
| 1940 | — |
| 1937 | 9 / #2537 / 0.001% |
| 1934 | 5 / #3809 / 0.000% |
| 1932 | 8 / #2907 / 0.001% |
| 1931 | 5 / #3912 / 0.000% |
| 1930 | 5 / #4139 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1929 | 7 / #3312 / 0.001% |
| 1928 | 7 / #3444 / 0.001% |
| 1927 | — |
| 1926 | 8 / #3204 / 0.001% |
| 1924 | 7 / #3583 / 0.001% |
| 1923 | 9 / #3007 / 0.001% |
| 1922 | 6 / #3964 / 0.001% |
| 1920 | 5 / #4463 / 0.000% |