Rilla: Statistics About The Baby Name Rilla
| Year | Boy Rank | # Boys | % Boys | Girl Rank | # Girls | % Girls |
| 1914 | * | * | * | 775 | 56 | 0.0070% |
| 1911 | * | * | * | 788 | 31 | 0.0070% |
| 1910 | * | * | * | 873 | 25 | 0.0060% |
| 1909 | * | * | * | 840 | 24 | 0.0065% |
| 1908 | * | * | * | 728 | 29 | 0.0082% |
| 1907 | * | * | * | 833 | 21 | 0.0062% |
| 1906 | * | * | * | 953 | 16 | 0.0051% |
| 1905 | * | * | * | 727 | 25 | 0.0081% |
| 1904 | * | * | * | 678 | 27 | 0.0092% |
| 1903 | * | * | * | 728 | 22 | 0.0079% |
| 1902 | * | * | * | 590 | 32 | 0.0114% |
| 1901 | * | * | * | 575 | 30 | 0.0118% |
| 1900 | * | * | * | 508 | 45 | 0.0141% |
| 1899 | * | * | * | 562 | 30 | 0.0121% |
| 1898 | * | * | * | 541 | 35 | 0.0128% |
| 1897 | * | * | * | 505 | 34 | 0.0137% |
| 1896 | * | * | * | 591 | 28 | 0.0111% |
| 1895 | * | * | * | 463 | 40 | 0.0162% |
| 1894 | * | * | * | 542 | 29 | 0.0123% |
| 1893 | * | * | * | 403 | 45 | 0.0200% |
| 1892 | * | * | * | 440 | 38 | 0.0169% |
| 1891 | * | * | * | 427 | 35 | 0.0178% |
| 1890 | * | * | * | 466 | 32 | 0.0159% |
| 1889 | * | * | * | 485 | 27 | 0.0143% |
| 1888 | * | * | * | 500 | 26 | 0.0137% |
| 1887 | * | * | * | 456 | 25 | 0.0161% |
| 1886 | * | * | * | 392 | 31 | 0.0202% |
| 1885 | * | * | * | 379 | 30 | 0.0211% |
| 1884 | * | * | * | 408 | 25 | 0.0182% |
| 1883 | * | * | * | 393 | 23 | 0.0192% |
| 1882 | * | * | * | 428 | 19 | 0.0164% |
| 1881 | * | * | * | 371 | 21 | 0.0212% |
| 1880 | * | * | * | 418 | 17 | 0.0174% |
| * No data shown indicates the name was not among the top 1000 most popular names for that year. | ||||||