Itha is a girl name. It last appeared in U.S. Social Security records in 1946. Itha first appears in the data in 1896 and reached its peak in 1916 (13 births). The chart below shows how the name has risen and fallen over time.
| Year | U.S. births | Rank |
|---|---|---|
| 1946 | 5 | #7,754 |
| 1935 | 6 | #6,403 |
| 1934 | 5 | #7,250 |
| 1933 | 5 | #7,145 |
| 1931 | 5 | #7,386 |
| 1929 | 6 | #6,946 |
| 1927 | 5 | #8,168 |
| 1925 | 6 | #7,433 |
| 1924 | 6 | #7,609 |
| 1923 | 8 | #6,306 |
| 1922 | 5 | #8,494 |
| 1921 | 6 | #7,657 |
| 1920 | 9 | #5,843 |
| 1919 | 7 | #6,646 |
| 1918 | 9 | #5,703 |
| 1917 | 7 | #6,373 |
| 1916 | 13 | #4,303 |
| 1914 | 7 | #5,181 |
| 1913 | 9 | #3,898 |
| 1902 | 5 | #2,931 |
| 1896 | 5 | #2,792 |