Susumu is a rare boys' name that was most common in the 1910s and has all but disappeared.
Susumu is a boy name. It last appears in U.S. records in 1943. Susumu was first reported in SSA data in 1914 and peaked in 1919 (27 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1943 | 7 | — | #3,203 |
| 1941 | 6 | — | #3,458 |
| 1940 | 5 | — | #3,885 |
| 1938 | 6 | — | #3,497 |
| 1935 | 5 | — | #4,091 |
| 1932 | 16 | — | #1,916 |
| 1931 | 13 | — | #2,202 |
| 1930 | 14 | — | #2,165 |
| 1929 | 17 | — | #1,919 |
| 1928 | 22 | — | #1,641 |
| 1927 | 23 | — | #1,636 |
| 1926 | 19 | — | #1,837 |
| 1925 | 23 | — | #1,624 |
| 1924 | 21 | — | #1,773 |
| 1923 | 27 | — | #1,455 |
| 1922 | 12 | — | #2,616 |
| 1921 | 20 | — | #1,820 |
| 1920 | 17 | — | #2,042 |
| 1919 | 27 | — | #1,406 |
| 1918 | 12 | — | #2,518 |
| 1917 | 13 | — | #2,271 |
| 1916 | 7 | — | #3,473 |
| 1915 | 11 | — | #2,436 |
| 1914 | 8 | — | #2,621 |