Ilona: Statistics About The Baby Name Ilona
| Year | Boy Rank | # Boys | % Boys | Girl Rank | # Girls | % Girls |
| 1947 | * | * | * | 876 | 101 | 0.0056% |
| 1946 | * | * | * | 820 | 102 | 0.0063% |
| 1943 | * | * | * | 853 | 83 | 0.0058% |
| 1942 | * | * | * | 854 | 81 | 0.0058% |
| 1941 | * | * | * | 961 | 59 | 0.0047% |
| 1940 | * | * | * | 822 | 75 | 0.0063% |
| * No data shown indicates the name was not among the top 1000 most popular names for that year. | ||||||