Guinn is a very rare boys' name that was most common in the 1920s and has all but disappeared.
Guinn is a boy name. It last appears in U.S. records in 1952. Guinn first appears in 1912 and peaked in 1927 (12 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1952 | 6 | — | #3,511 |
| 1951 | 5 | — | #3,915 |
| 1949 | 5 | — | #3,908 |
| 1945 | 6 | — | #3,133 |
| 1943 | 5 | — | #3,742 |
| 1942 | 8 | — | #2,797 |
| 1941 | 8 | — | #2,735 |
| 1940 | 8 | — | #2,747 |
| 1939 | 6 | — | #3,261 |
| 1935 | 6 | — | #3,413 |
| 1933 | 8 | — | #2,834 |
| 1931 | 6 | — | #3,547 |
| 1930 | 9 | — | #2,865 |
| 1929 | 11 | — | #2,500 |
| 1928 | 7 | — | #3,496 |
| 1927 | 12 | — | #2,461 |
| 1926 | 5 | — | #4,467 |
| 1925 | 6 | — | #3,917 |
| 1924 | 8 | — | #3,354 |
| 1923 | 10 | — | #2,836 |
| 1922 | 7 | — | #3,665 |
| 1920 | 5 | — | #4,569 |
| 1915 | 5 | — | #4,060 |
| 1912 | 6 | — | #2,387 |