Seaborn is a rare boys' name that was most common in the 1920s and has all but disappeared.
Seaborn is a boy name. It last appears in U.S. records in 1990. Seaborn was first reported in SSA data in 1882 and peaked in 1920 (21 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1990 | 5 | — | #9,269 |
| 1978 | 5 | — | #6,603 |
| 1976 | 5 | — | #6,329 |
| 1964 | 7 | — | #3,556 |
| 1963 | 7 | — | #3,602 |
| 1962 | 6 | — | #3,969 |
| 1960 | 9 | — | #3,041 |
| 1959 | 8 | — | #3,246 |
| 1957 | 7 | — | #3,511 |
| 1956 | 6 | — | #3,874 |
| 1955 | 6 | — | #3,826 |
| 1952 | 7 | — | #3,331 |
| 1951 | 5 | — | #4,171 |
| 1949 | 8 | — | #2,985 |
| 1948 | 6 | — | #3,612 |
| 1947 | 5 | — | #4,186 |
| 1946 | 12 | — | #2,256 |
| 1945 | 9 | — | #2,551 |
| 1944 | 10 | — | #2,449 |
| 1943 | 12 | — | #2,262 |
| 1942 | 7 | — | #3,176 |
| 1941 | 11 | — | #2,318 |
| 1940 | 6 | — | #3,413 |
| 1939 | 7 | — | #3,070 |
| 1938 | 9 | — | #2,622 |
| 1937 | 8 | — | #2,876 |
| 1936 | 8 | — | #2,823 |
| 1935 | 12 | — | #2,229 |
| 1934 | 9 | — | #2,719 |
| 1933 | 8 | — | #2,961 |
| 1932 | 11 | — | #2,441 |
| 1931 | 6 | — | #3,694 |
| 1930 | 11 | — | #2,582 |
| 1929 | 14 | — | #2,183 |
| 1928 | 9 | — | #3,037 |
| 1927 | 14 | — | #2,288 |
| 1926 | 14 | — | #2,283 |
| 1925 | 8 | — | #3,359 |
| 1924 | 10 | — | #2,992 |
| 1923 | 14 | — | #2,316 |
| 1922 | 10 | — | #2,974 |
| 1921 | 8 | — | #3,462 |
| 1920 | 21 | — | #1,736 |
| 1919 | 11 | — | #2,638 |
| 1918 | 16 | — | #2,061 |
| 1917 | 15 | — | #2,072 |
| 1916 | 15 | — | #2,027 |
| 1915 | 13 | — | #2,159 |
| 1914 | 8 | — | #2,609 |
| 1913 | 6 | — | #2,755 |
| 1912 | 10 | — | #1,724 |
| 1907 | 6 | — | #1,320 |
| 1906 | 5 | — | #1,390 |
| 1903 | 6 | — | #1,112 |
| 1896 | 7 | — | #969 |
| 1892 | 8 | — | #854 |
| 1887 | 8 | — | #738 |
| 1884 | 6 | — | #955 |
| 1882 | 6 | — | #930 |