Iwao Popularity by Year
Follow Iwao across every available national year. Rankings and birth counts remain separated by the source dataset’s girl and boy categories.
Iwao birth-count history
The chart samples long histories for faster loading. The complete table below includes every recorded year.
Complete year-by-year record
| Year | Category | Births | Rank | Change from previous recorded year |
|---|---|---|---|---|
| 1936 | Boys | 5 | #3,549 | Up 93 places |
| 1933 | Boys | 5 | #3,642 | Up 359 places |
| 1930 | Boys | 5 | #4,001 | Down 754 places |
| 1929 | Boys | 7 | #3,247 | Up 904 places |
| 1928 | Boys | 5 | #4,151 | Down 1,628 places |
| 1927 | Boys | 11 | #2,523 | Up 381 places |
| 1926 | Boys | 9 | #2,904 | Down 149 places |
| 1925 | Boys | 10 | #2,755 | Up 67 places |
| 1924 | Boys | 10 | #2,822 | Down 376 places |
| 1923 | Boys | 12 | #2,446 | Up 184 places |
| 1922 | Boys | 11 | #2,630 | Down 864 places |
| 1921 | Boys | 20 | #1,766 | Up 465 places |
| 1920 | Boys | 14 | #2,231 | Up 646 places |
| 1919 | Boys | 9 | #2,877 | Down 617 places |
| 1918 | Boys | 13 | #2,260 | Down 72 places |
| 1917 | Boys | 13 | #2,188 | Up 542 places |
| 1916 | Boys | 9 | #2,730 | Up 1,095 places |
| 1915 | Boys | 5 | #3,825 | Down 561 places |
| 1914 | Boys | 5 | #3,264 | — |