Filbert is a rare boys' name that was most common in the 1950s and has all but disappeared.
Filbert is a boy name. It last appears in U.S. records in 2005. Filbert was first reported in SSA data in 1915 and peaked in 1959 (14 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2005 | 6 | 6 | #10,521 |
| 1987 | 5 | — | #7,327 |
| 1984 | 5 | — | #6,650 |
| 1977 | 6 | — | #5,360 |
| 1976 | 5 | — | #5,889 |
| 1975 | 5 | — | #5,751 |
| 1972 | 5 | — | #5,223 |
| 1971 | 9 | — | #3,461 |
| 1970 | 11 | — | #2,957 |
| 1969 | 7 | — | #3,713 |
| 1967 | 5 | — | #4,159 |
| 1966 | 7 | — | #3,333 |
| 1964 | 8 | — | #3,115 |
| 1963 | 6 | — | #3,769 |
| 1962 | 7 | — | #3,416 |
| 1961 | 10 | — | #2,768 |
| 1959 | 14 | — | #2,231 |
| 1958 | 9 | — | #2,899 |
| 1957 | 5 | — | #4,175 |
| 1956 | 13 | — | #2,311 |
| 1955 | 11 | — | #2,477 |
| 1954 | 9 | — | #2,814 |
| 1953 | 5 | — | #4,001 |
| 1952 | 11 | — | #2,416 |
| 1951 | 7 | — | #3,163 |
| 1950 | 6 | — | #3,445 |
| 1949 | 6 | — | #3,449 |
| 1948 | 10 | — | #2,502 |
| 1947 | 12 | — | #2,285 |
| 1946 | 10 | — | #2,456 |
| 1945 | 5 | — | #3,480 |
| 1943 | 9 | — | #2,618 |
| 1942 | 9 | — | #2,581 |
| 1941 | 8 | — | #2,726 |
| 1940 | 7 | — | #2,960 |
| 1939 | 8 | — | #2,680 |
| 1938 | 13 | — | #2,018 |
| 1937 | 10 | — | #2,376 |
| 1936 | 6 | — | #3,291 |
| 1935 | 9 | — | #2,595 |
| 1934 | 8 | — | #2,820 |
| 1933 | 9 | — | #2,606 |
| 1931 | 5 | — | #3,968 |
| 1930 | 8 | — | #3,118 |
| 1928 | 9 | — | #2,915 |
| 1927 | 8 | — | #3,250 |
| 1926 | 8 | — | #3,225 |
| 1925 | 7 | — | #3,525 |
| 1924 | 10 | — | #2,886 |
| 1923 | 8 | — | #3,263 |
| 1922 | 6 | — | #4,009 |
| 1921 | 10 | — | #2,866 |
| 1919 | 7 | — | #3,535 |
| 1918 | 6 | — | #3,884 |
| 1917 | 8 | — | #3,035 |
| 1916 | 8 | — | #3,011 |
| 1915 | 8 | — | #2,916 |