Total babies named Erven (all years): 450
| Year | Boys (count / rank / %) |
|---|---|
| 1971 | 6 / #4570 / 0.000% |
| 1957 | 5 / #4165 / 0.000% |
| 1956 | 5 / #4119 / 0.000% |
| 1955 | 6 / #3627 / 0.000% |
| 1952 | 5 / #3901 / 0.000% |
| 1950 | 7 / #3128 / 0.000% |
| 1949 | 9 / #2671 / 0.001% |
| 1947 | 8 / #2946 / 0.000% |
| 1946 | 6 / #3284 / 0.000% |
| 1945 | 5 / #3470 / 0.000% |
| Year | Boys (count / rank / %) |
|---|---|
| 1944 | 5 / #3586 / 0.000% |
| 1943 | 6 / #3338 / 0.000% |
| 1942 | 6 / #3325 / 0.000% |
| 1941 | 8 / #2718 / 0.001% |
| 1940 | 6 / #3235 / 0.001% |
| 1939 | 6 / #3228 / 0.001% |
| 1938 | 6 / #3287 / 0.001% |
| 1937 | 5 / #3697 / 0.000% |
| 1936 | 11 / #2220 / 0.001% |
| 1935 | 9 / #2592 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1934 | 5 / #3852 / 0.000% |
| 1933 | 6 / #3395 / 0.001% |
| 1932 | 7 / #3180 / 0.001% |
| 1931 | 14 / #2028 / 0.001% |
| 1930 | 10 / #2659 / 0.001% |
| 1929 | 21 / #1629 / 0.002% |
| 1928 | 15 / #2082 / 0.001% |
| 1927 | 13 / #2332 / 0.001% |
| 1926 | 11 / #2622 / 0.001% |
| 1925 | 15 / #2119 / 0.001% |
| Year | Boys (count / rank / %) |
|---|---|
| 1924 | 13 / #2386 / 0.001% |
| 1923 | 16 / #2052 / 0.001% |
| 1922 | 17 / #1979 / 0.002% |
| 1921 | 20 / #1786 / 0.002% |
| 1920 | 9 / #3035 / 0.001% |
| 1919 | 14 / #2183 / 0.001% |
| 1918 | 23 / #1557 / 0.002% |
| 1917 | 24 / #1455 / 0.003% |
| 1916 | 16 / #1876 / 0.002% |
| 1915 | 19 / #1621 / 0.002% |
| Year | Boys (count / rank / %) |
|---|---|
| 1914 | 14 / #1709 / 0.002% |
| 1913 | 7 / #2343 / 0.001% |
| 1912 | 6 / #2368 / 0.001% |
| 1899 | 5 / #1097 / 0.005% |