Olar is a very rare girls' name that was most common in the 1910s and has all but disappeared.
Olar is a girl name. It last appears in U.S. records in 1944. Olar was first reported in SSA data in 1888 and peaked in 1913 (15 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1944 | 6 | — | #4,425 |
| 1938 | 7 | — | #3,750 |
| 1934 | 6 | — | #4,173 |
| 1932 | 7 | — | #3,822 |
| 1929 | 6 | — | #4,448 |
| 1928 | 5 | — | #5,248 |
| 1926 | 5 | — | #5,426 |
| 1925 | 5 | — | #5,578 |
| 1924 | 7 | — | #4,336 |
| 1923 | 10 | — | #3,299 |
| 1922 | 9 | — | #3,593 |
| 1921 | 7 | — | #4,339 |
| 1920 | 13 | — | #2,694 |
| 1919 | 14 | — | #2,473 |
| 1918 | 9 | — | #3,446 |
| 1917 | 9 | — | #3,294 |
| 1916 | 7 | — | #3,832 |
| 1915 | 7 | — | #3,701 |
| 1914 | 11 | — | #2,227 |
| 1913 | 15 | — | #1,582 |
| 1912 | 5 | — | #3,316 |
| 1911 | 7 | — | #2,134 |
| 1910 | 11 | — | #1,490 |
| 1908 | 5 | — | #2,351 |
| 1907 | 5 | — | #2,301 |
| 1905 | 6 | — | #1,867 |
| 1902 | 5 | — | #1,969 |
| 1900 | 7 | — | #1,690 |
| 1899 | 5 | — | #1,774 |
| 1897 | 5 | — | #1,726 |
| 1896 | 7 | — | #1,386 |
| 1891 | 9 | — | #990 |
| 1890 | 6 | — | #1,306 |
| 1888 | 6 | — | #1,247 |