Noboru is a rare boys' name that was most common in the 1920s and has all but disappeared.
Noboru is a boy name. It last appears in U.S. records in 1945. Noboru first appears in 1912 and peaked in 1920 (34 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1945 | 5 | — | #3,641 |
| 1937 | 5 | — | #3,881 |
| 1934 | 6 | — | #3,565 |
| 1933 | 8 | — | #2,923 |
| 1932 | 13 | — | #2,166 |
| 1931 | 18 | — | #1,754 |
| 1930 | 22 | — | #1,590 |
| 1929 | 18 | — | #1,842 |
| 1928 | 13 | — | #2,355 |
| 1927 | 25 | — | #1,545 |
| 1926 | 22 | — | #1,645 |
| 1925 | 22 | — | #1,663 |
| 1924 | 30 | — | #1,372 |
| 1923 | 32 | — | #1,291 |
| 1922 | 30 | — | #1,362 |
| 1921 | 34 | — | #1,262 |
| 1920 | 34 | — | #1,246 |
| 1919 | 30 | — | #1,309 |
| 1918 | 29 | — | #1,335 |
| 1917 | 19 | — | #1,737 |
| 1916 | 21 | — | #1,581 |
| 1915 | 21 | — | #1,541 |
| 1914 | 8 | — | #2,584 |
| 1913 | 11 | — | #1,770 |
| 1912 | 8 | — | #2,001 |