Wendelin is a rare name used for both girls and boys that was most common in the 1950s and has all but disappeared.
Wendelin is predominantly a girl name. It last appears in U.S. records in 1976. Wendelin first appears in 1912 and peaked in 1954 (30 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 1976 | 8 | — | #7,282 | — |
| 1975 | 7 | — | #7,966 | — |
| 1974 | 6 | — | #8,745 | — |
| 1970 | 5 | — | #9,332 | — |
| 1969 | 7 | — | #6,609 | — |
| 1968 | 10 | — | #4,773 | — |
| 1967 | 19 | — | #2,960 | — |
| 1966 | 12 | — | #3,955 | — |
| 1965 | 13 | — | #3,730 | — |
| 1964 | 16 | — | #3,377 | — |
| 1963 | 10 | — | #4,531 | — |
| 1962 | 7 | — | #5,847 | — |
| 1961 | 13 | — | #3,788 | — |
| 1960 | 6 | — | #6,372 | — |
| 1959 | 13 | — | #3,616 | — |
| 1958 | 17 | — | #2,969 | — |
| 1957 | 16 | — | #3,030 | — |
| 1956 | 13 | — | #3,487 | — |
| 1955 | 23 | — | #2,340 | — |
| 1954 | 30 | — | #1,948 | — |
| 1953 | 28 | — | #1,970 | — |
| 1952 | 27 | — | #1,976 | — |
| 1951 | 22 | — | #2,178 | — |
| 1950 | 18 | — | #2,434 | — |
| 1949 | 10 | — | #3,606 | — |
| 1948 | 8 | — | #4,200 | — |
| 1946 | 5 | — | #5,671 | — |
| 1941 | 6 | — | — | #3,495 |
| 1939 | 5 | — | — | #3,952 |
| 1934 | 5 | — | — | #4,187 |
| 1933 | 6 | — | — | #3,631 |
| 1931 | 11 | — | — | #2,468 |
| 1930 | 13 | — | — | #2,290 |
| 1929 | 7 | — | — | #3,546 |
| 1928 | 6 | — | — | #4,133 |
| 1927 | 9 | — | — | #3,143 |
| 1926 | 6 | — | — | #4,173 |
| 1925 | 9 | — | — | #3,146 |
| 1923 | 10 | — | — | #2,936 |
| 1922 | 11 | — | — | #2,793 |
| 1921 | 10 | — | — | #2,978 |
| 1920 | 11 | — | — | #2,760 |
| 1919 | 14 | — | — | #2,263 |
| 1918 | 11 | — | — | #2,696 |
| 1917 | 12 | — | — | #2,419 |
| 1916 | 8 | — | — | #3,168 |
| 1915 | 8 | — | — | #3,067 |
| 1914 | 7 | — | — | #2,906 |
| 1912 | 5 | — | — | #2,896 |