Signa is a rare girls' name that was most common in the 1910s and has all but disappeared.
Signa is a girl name. It last appears in U.S. records in 1993. Signa was first reported in SSA data in 1889 and peaked in 1916 (14 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1993 | 6 | — | #13,212 |
| 1970 | 6 | — | #7,857 |
| 1956 | 6 | — | #5,867 |
| 1955 | 6 | — | #5,744 |
| 1954 | 6 | — | #5,667 |
| 1953 | 9 | — | #4,193 |
| 1952 | 7 | — | #4,859 |
| 1951 | 9 | — | #3,971 |
| 1950 | 8 | — | #4,268 |
| 1947 | 7 | — | #4,714 |
| 1946 | 9 | — | #3,636 |
| 1942 | 8 | — | #3,693 |
| 1940 | 8 | — | #3,475 |
| 1937 | 7 | — | #3,754 |
| 1936 | 9 | — | #3,075 |
| 1935 | 7 | — | #3,705 |
| 1930 | 8 | — | #3,621 |
| 1927 | 5 | — | #5,512 |
| 1926 | 6 | — | #4,775 |
| 1925 | 9 | — | #3,622 |
| 1924 | 6 | — | #4,976 |
| 1923 | 8 | — | #3,918 |
| 1922 | 13 | — | #2,753 |
| 1921 | 9 | — | #3,628 |
| 1920 | 9 | — | #3,559 |
| 1919 | 7 | — | #4,199 |
| 1918 | 10 | — | #3,206 |
| 1917 | 13 | — | #2,533 |
| 1916 | 14 | — | #2,352 |
| 1915 | 13 | — | #2,367 |
| 1914 | 13 | — | #1,997 |
| 1913 | 11 | — | #2,009 |
| 1912 | 13 | — | #1,611 |
| 1911 | 6 | — | #2,426 |
| 1909 | 5 | — | #2,505 |
| 1908 | 7 | — | #1,832 |
| 1904 | 7 | — | #1,637 |
| 1903 | 8 | — | #1,423 |
| 1900 | 10 | — | #1,304 |
| 1899 | 7 | — | #1,378 |
| 1898 | 5 | — | #1,936 |
| 1897 | 6 | — | #1,525 |
| 1896 | 11 | — | #1,036 |
| 1895 | 10 | — | #1,112 |
| 1894 | 9 | — | #1,123 |
| 1893 | 9 | — | #1,086 |
| 1892 | 12 | — | #901 |
| 1890 | 9 | — | #997 |
| 1889 | 5 | — | #1,461 |