The baby name Debby appears in baby name data for the United States from 1943 to 1982. It was most popular in 1959 with 1,065 babies given the name.
In the later years of this period, Debby has become less common than it once was.
| Year | Count |
|---|---|
| 1943 | 6 |
| 1946 | 36 |
| 1947 | 84 |
| 1948 | 187 |
| 1949 | 205 |
| 1950 | 205 |
| 1951 | 209 |
| 1952 | 226 |
| 1953 | 298 |
| 1954 | 310 |
| 1955 | 406 |
| 1956 | 531 |
| 1957 | 760 |
| 1958 | 965 |
| 1959 | 1,065 |
| 1960 | 872 |
| 1961 | 681 |
| 1962 | 538 |
| 1963 | 410 |
| 1964 | 303 |
| 1965 | 229 |
| 1966 | 151 |
| 1967 | 84 |
| 1968 | 40 |
| 1969 | 43 |
| 1970 | 70 |
| 1971 | 29 |
| 1972 | 16 |
| 1973 | 26 |
| 1974 | 5 |
| 1977 | 14 |
| 1978 | 10 |
| 1979 | 12 |
| 1980 | 5 |
| 1981 | 8 |
| 1982 | 5 |