Trilby is a rare girls' name that was most common in the 1920s and has all but disappeared.
Trilby is a girl name. It last appears in U.S. records in 2010. Trilby was first reported in SSA data in 1895 and peaked in 1925 (22 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2010 | 6 | 6 | #16,836 |
| 2008 | 7 | 7 | #15,288 |
| 1996 | 6 | — | #13,423 |
| 1995 | 7 | — | #11,716 |
| 1988 | 5 | — | #13,784 |
| 1987 | 5 | — | #13,154 |
| 1986 | 7 | — | #9,489 |
| 1980 | 10 | — | #6,766 |
| 1975 | 10 | — | #5,963 |
| 1973 | 8 | — | #6,629 |
| 1972 | 7 | — | #7,254 |
| 1971 | 8 | — | #6,591 |
| 1970 | 6 | — | #7,943 |
| 1969 | 7 | — | #6,575 |
| 1968 | 5 | — | #8,131 |
| 1965 | 9 | — | #4,806 |
| 1963 | 5 | — | #7,583 |
| 1962 | 6 | — | #6,521 |
| 1960 | 10 | — | #4,427 |
| 1959 | 11 | — | #4,013 |
| 1958 | 16 | — | #3,075 |
| 1956 | 9 | — | #4,448 |
| 1955 | 13 | — | #3,367 |
| 1954 | 10 | — | #3,944 |
| 1953 | 7 | — | #4,994 |
| 1952 | 9 | — | #4,101 |
| 1951 | 7 | — | #4,793 |
| 1950 | 7 | — | #4,708 |
| 1949 | 6 | — | #5,213 |
| 1947 | 8 | — | #4,321 |
| 1946 | 10 | — | #3,412 |
| 1943 | 8 | — | #3,786 |
| 1942 | 5 | — | #5,319 |
| 1941 | 8 | — | #3,538 |
| 1940 | 11 | — | #2,721 |
| 1939 | 10 | — | #2,905 |
| 1938 | 12 | — | #2,566 |
| 1937 | 9 | — | #3,128 |
| 1936 | 9 | — | #3,087 |
| 1935 | 10 | — | #2,909 |
| 1933 | 12 | — | #2,531 |
| 1932 | 11 | — | #2,816 |
| 1931 | 19 | — | #1,867 |
| 1930 | 7 | — | #4,011 |
| 1929 | 7 | — | #4,016 |
| 1928 | 9 | — | #3,418 |
| 1927 | 8 | — | #3,841 |
| 1926 | 11 | — | #3,025 |
| 1925 | 22 | — | #1,888 |
| 1924 | 10 | — | #3,361 |
| 1923 | 11 | — | #3,104 |
| 1922 | 13 | — | #2,760 |
| 1921 | 11 | — | #3,139 |
| 1920 | 14 | — | #2,576 |
| 1919 | 12 | — | #2,799 |
| 1918 | 7 | — | #4,254 |
| 1917 | 8 | — | #3,682 |
| 1916 | 10 | — | #3,013 |
| 1915 | 7 | — | #3,765 |
| 1914 | 5 | — | #4,142 |
| 1913 | 6 | — | #3,150 |
| 1896 | 6 | — | #1,569 |
| 1895 | 12 | — | #978 |