The baby name Trudy appears in baby name data for the United States from 1910 to 2019. It was most popular in 1951 with 1,239 babies given the name.
In the later years of this period, Trudy has become more popular compared with earlier years.
| Year | Count |
|---|---|
| 1910 | 15 |
| 1913 | 10 |
| 1915 | 16 |
| 1917 | 16 |
| 1918 | 18 |
| 1919 | 5 |
| 1922 | 22 |
| 1924 | 8 |
| 1926 | 10 |
| 1927 | 32 |
| 1928 | 15 |
| 1929 | 14 |
| 1930 | 30 |
| 1931 | 7 |
| 1932 | 6 |
| 1933 | 16 |
| 1934 | 22 |
| 1935 | 36 |
| 1936 | 57 |
| 1937 | 36 |
| 1938 | 81 |
| 1939 | 93 |
| 1940 | 144 |
| 1941 | 177 |
| 1942 | 215 |
| 1943 | 646 |
| 1944 | 709 |
| 1945 | 800 |
| 1946 | 1,006 |
| 1947 | 1,171 |
| 1948 | 1,080 |
| 1949 | 1,154 |
| 1950 | 1,213 |
| 1951 | 1,239 |
| 1952 | 1,226 |
| 1953 | 1,066 |
| 1954 | 965 |
| 1955 | 1,022 |
| 1956 | 920 |
| 1957 | 950 |
| 1958 | 1,025 |
| 1959 | 939 |
| 1960 | 867 |
| 1961 | 825 |
| 1962 | 720 |
| 1963 | 970 |
| 1964 | 794 |
| 1965 | 605 |
| 1966 | 571 |
| 1967 | 534 |
| 1968 | 426 |
| 1969 | 372 |
| 1970 | 355 |
| 1971 | 271 |
| 1972 | 233 |
| 1973 | 233 |
| 1974 | 167 |
| 1975 | 135 |
| 1976 | 149 |
| 1977 | 103 |
| 1978 | 99 |
| 1979 | 80 |
| 1980 | 61 |
| 1981 | 91 |
| 1982 | 41 |
| 1983 | 33 |
| 1984 | 11 |
| 1985 | 7 |
| 1987 | 20 |
| 1988 | 12 |
| 1992 | 10 |
| 2019 | 5 |