The baby name Valdemar appears in baby name data for the United States from 1925 to 2000. It was most popular in 1955 with 21 babies given the name.
Over the period shown, Valdemar has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1925 | 7 |
| 1927 | 6 |
| 1930 | 10 |
| 1931 | 8 |
| 1939 | 8 |
| 1940 | 7 |
| 1941 | 5 |
| 1943 | 6 |
| 1944 | 8 |
| 1945 | 6 |
| 1946 | 7 |
| 1947 | 15 |
| 1948 | 11 |
| 1955 | 21 |
| 1956 | 10 |
| 1957 | 10 |
| 1958 | 16 |
| 1959 | 10 |
| 1960 | 10 |
| 1963 | 10 |
| 1964 | 16 |
| 1965 | 12 |
| 1966 | 10 |
| 1968 | 10 |
| 1969 | 5 |
| 1977 | 5 |
| 1978 | 5 |
| 1980 | 6 |
| 1982 | 5 |
| 1986 | 5 |
| 1990 | 8 |
| 1996 | 6 |
| 1997 | 5 |
| 1999 | 5 |
| 2000 | 7 |