The baby name Rob appears in baby name data for the United States from 1922 to 1990. It was most popular in 1964 with 652 babies given the name.
In the later years of this period, Rob has become less common than it once was.
| Year | Count |
|---|---|
| 1922 | 5 |
| 1945 | 5 |
| 1948 | 9 |
| 1949 | 5 |
| 1950 | 6 |
| 1952 | 21 |
| 1953 | 35 |
| 1954 | 58 |
| 1955 | 95 |
| 1956 | 114 |
| 1957 | 221 |
| 1958 | 283 |
| 1959 | 329 |
| 1960 | 343 |
| 1961 | 415 |
| 1962 | 518 |
| 1963 | 634 |
| 1964 | 652 |
| 1965 | 449 |
| 1966 | 331 |
| 1967 | 232 |
| 1968 | 336 |
| 1969 | 401 |
| 1970 | 324 |
| 1971 | 260 |
| 1972 | 157 |
| 1973 | 74 |
| 1974 | 95 |
| 1975 | 68 |
| 1976 | 15 |
| 1977 | 26 |
| 1978 | 31 |
| 1979 | 7 |
| 1980 | 17 |
| 1981 | 5 |
| 1982 | 18 |
| 1984 | 8 |
| 1986 | 5 |
| 1988 | 5 |
| 1990 | 5 |