Boleslaw is a very rare boys' name that was most common in the 1910s and has all but disappeared.
Boleslaw is a boy name. It last appears in U.S. records in 1927. Boleslaw was first reported in SSA data in 1909 and peaked in 1916 (40 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1927 | 7 | — | #3,491 |
| 1926 | 7 | — | #3,423 |
| 1925 | 7 | — | #3,453 |
| 1924 | 7 | — | #3,531 |
| 1923 | 9 | — | #2,969 |
| 1922 | 9 | — | #3,045 |
| 1921 | 13 | — | #2,393 |
| 1920 | 19 | — | #1,827 |
| 1919 | 39 | — | #1,101 |
| 1918 | 21 | — | #1,660 |
| 1917 | 27 | — | #1,328 |
| 1916 | 40 | — | #1,013 |
| 1915 | 23 | — | #1,415 |
| 1914 | 22 | — | #1,268 |
| 1913 | 12 | — | #1,592 |
| 1912 | 10 | — | #1,631 |
| 1909 | 5 | — | #1,477 |