Total babies named Iolene (all years): 50
| Year | Girls (count / rank / %) |
|---|---|
| 1929 | 7 / #3840 / 0.001% |
| 1926 | 5 / #5204 / 0.000% |
| 1924 | 5 / #5429 / 0.000% |
| 1922 | 5 / #5360 / 0.000% |
| 1921 | 8 / #3827 / 0.001% |
| 1920 | 9 / #3450 / 0.001% |
| 1919 | 6 / #4501 / 0.001% |
| 1914 | 5 / #3884 / 0.001% |