Vlasta is a rare girls' name that was most common in the 1910s and has all but disappeared.
Vlasta is a girl name. It last appears in U.S. records in 1938. Vlasta was first reported in SSA data in 1891 and peaked in 1918 (62 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1938 | 7 | — | #3,834 |
| 1934 | 10 | — | #2,917 |
| 1933 | 5 | — | #4,836 |
| 1932 | 10 | — | #3,041 |
| 1931 | 10 | — | #2,964 |
| 1930 | 14 | — | #2,423 |
| 1929 | 16 | — | #2,182 |
| 1928 | 21 | — | #1,893 |
| 1927 | 24 | — | #1,767 |
| 1926 | 28 | — | #1,588 |
| 1925 | 27 | — | #1,645 |
| 1924 | 22 | — | #1,923 |
| 1923 | 30 | — | #1,518 |
| 1922 | 32 | — | #1,461 |
| 1921 | 36 | — | #1,337 |
| 1920 | 33 | — | #1,404 |
| 1919 | 46 | — | #1,089 |
| 1918 | 62 | — | #914 |
| 1917 | 50 | — | #999 |
| 1916 | 59 | — | #886 |
| 1915 | 46 | — | #989 |
| 1914 | 34 | — | #1,033 |
| 1913 | 30 | — | #1,002 |
| 1912 | 29 | — | #959 |
| 1911 | 17 | — | #1,110 |
| 1910 | 16 | — | #1,169 |
| 1909 | 24 | — | #844 |
| 1908 | 15 | — | #1,081 |
| 1907 | 10 | — | #1,376 |
| 1906 | 15 | — | #1,001 |
| 1905 | 6 | — | #1,919 |
| 1904 | 11 | — | #1,168 |
| 1903 | 6 | — | #1,784 |
| 1902 | 10 | — | #1,216 |
| 1901 | 6 | — | #1,672 |
| 1900 | 9 | — | #1,425 |
| 1899 | 7 | — | #1,390 |
| 1898 | 16 | — | #885 |
| 1896 | 10 | — | #1,121 |
| 1895 | 7 | — | #1,424 |
| 1891 | 7 | — | #1,206 |