Total babies named Irva (all years): 229
| Year | Girls (count / rank / %) |
|---|---|
| 1949 | 6 / #4918 / 0.000% |
| 1947 | 7 / #4517 / 0.000% |
| 1945 | 5 / #4850 / 0.000% |
| 1944 | 6 / #4252 / 0.000% |
| 1943 | 5 / #4961 / 0.000% |
| 1940 | 6 / #4066 / 0.001% |
| 1939 | 5 / #4532 / 0.000% |
| 1934 | 6 / #4017 / 0.001% |
| 1933 | 8 / #3251 / 0.001% |
| 1930 | 10 / #2940 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1929 | 12 / #2647 / 0.001% |
| 1928 | 7 / #3946 / 0.001% |
| 1926 | 8 / #3720 / 0.001% |
| 1925 | 5 / #5345 / 0.000% |
| 1923 | 5 / #5297 / 0.000% |
| 1922 | 10 / #3253 / 0.001% |
| 1921 | 8 / #3829 / 0.001% |
| 1920 | 10 / #3214 / 0.001% |
| 1919 | 10 / #3103 / 0.001% |
| 1918 | 9 / #3371 / 0.001% |
| Year | Girls (count / rank / %) |
|---|---|
| 1917 | 12 / #2631 / 0.001% |
| 1916 | 9 / #3138 / 0.001% |
| 1915 | 8 / #3263 / 0.001% |
| 1914 | 9 / #2520 / 0.001% |
| 1912 | 7 / #2493 / 0.001% |
| 1908 | 7 / #1754 / 0.002% |
| 1901 | 5 / #1797 / 0.002% |
| 1900 | 5 / #2060 / 0.002% |
| 1899 | 19 / #739 / 0.008% |