Rollo: Statistics About The Baby Name Rollo
| Year | Boy Rank | # Boys | % Boys | Girl Rank | # Girls | % Girls |
| 1898 | 875 | 8 | 0.0061% | - | - | - |
| 1896 | 964 | 7 | 0.0054% | - | - | - |
| 1892 | 939 | 7 | 0.0053% | - | - | - |
| 1891 | 831 | 7 | 0.0064% | - | - | - |
| 1890 | 866 | 7 | 0.0058% | - | - | - |
| 1889 | 870 | 7 | 0.0059% | - | - | - |
| 1887 | 897 | 6 | 0.0055% | - | - | - |
| 1886 | 942 | 6 | 0.0050% | - | - | - |
| 1884 | 832 | 7 | 0.0057% | - | - | - |
| 1882 | 929 | 6 | 0.0049% | - | - | - |
| 1881 | 769 | 7 | 0.0065% | - | - | - |