The baby name Rolf appears in baby name data for the United States from 1915 to 1969. It was most popular in 1959 with 69 babies given the name.
In the later years of this period, Rolf has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1915 | 5 |
| 1916 | 6 |
| 1917 | 5 |
| 1919 | 10 |
| 1921 | 5 |
| 1924 | 5 |
| 1925 | 9 |
| 1926 | 16 |
| 1927 | 16 |
| 1928 | 20 |
| 1929 | 24 |
| 1930 | 24 |
| 1931 | 8 |
| 1932 | 25 |
| 1933 | 11 |
| 1934 | 24 |
| 1935 | 31 |
| 1936 | 42 |
| 1937 | 7 |
| 1938 | 8 |
| 1939 | 9 |
| 1940 | 31 |
| 1941 | 28 |
| 1942 | 29 |
| 1943 | 10 |
| 1944 | 27 |
| 1945 | 49 |
| 1946 | 25 |
| 1947 | 24 |
| 1948 | 36 |
| 1949 | 50 |
| 1950 | 22 |
| 1951 | 67 |
| 1952 | 33 |
| 1953 | 26 |
| 1954 | 57 |
| 1955 | 57 |
| 1956 | 60 |
| 1957 | 39 |
| 1958 | 50 |
| 1959 | 69 |
| 1960 | 56 |
| 1961 | 32 |
| 1962 | 43 |
| 1963 | 32 |
| 1964 | 35 |
| 1965 | 19 |
| 1966 | 35 |
| 1967 | 7 |
| 1968 | 5 |
| 1969 | 7 |