Clydia is a rare variant of Claudia that was most common in the 1920s and has all but disappeared.
Clydia is a girl name. It last appears in U.S. records in 1972. Clydia first appears in 1900 and peaked in 1923 (25 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1972 | 7 | — | #6,689 |
| 1964 | 5 | — | #6,936 |
| 1961 | 7 | — | #5,388 |
| 1960 | 6 | — | #5,814 |
| 1957 | 5 | — | #6,236 |
| 1956 | 7 | — | #4,913 |
| 1955 | 6 | — | #5,320 |
| 1954 | 11 | — | #3,524 |
| 1953 | 15 | — | #2,838 |
| 1952 | 19 | — | #2,420 |
| 1951 | 10 | — | #3,527 |
| 1950 | 13 | — | #2,933 |
| 1949 | 12 | — | #3,037 |
| 1948 | 14 | — | #2,723 |
| 1947 | 23 | — | #2,051 |
| 1946 | 17 | — | #2,332 |
| 1945 | 14 | — | #2,351 |
| 1944 | 23 | — | #1,753 |
| 1943 | 11 | — | #2,890 |
| 1942 | 12 | — | #2,693 |
| 1941 | 7 | — | #3,632 |
| 1940 | 17 | — | #1,977 |
| 1939 | 11 | — | #2,624 |
| 1938 | 11 | — | #2,612 |
| 1937 | 16 | — | #2,015 |
| 1936 | 14 | — | #2,172 |
| 1935 | 10 | — | #2,771 |
| 1934 | 11 | — | #2,595 |
| 1933 | 22 | — | #1,616 |
| 1932 | 15 | — | #2,158 |
| 1931 | 11 | — | #2,609 |
| 1930 | 7 | — | #3,726 |
| 1929 | 9 | — | #3,190 |
| 1928 | 12 | — | #2,645 |
| 1927 | 9 | — | #3,338 |
| 1926 | 13 | — | #2,595 |
| 1925 | 9 | — | #3,420 |
| 1924 | 20 | — | #2,009 |
| 1923 | 25 | — | #1,687 |
| 1922 | 11 | — | #2,998 |
| 1921 | 8 | — | #3,731 |
| 1920 | 8 | — | #3,680 |
| 1919 | 11 | — | #2,850 |
| 1918 | 20 | — | #1,896 |
| 1917 | 13 | — | #2,446 |
| 1916 | 9 | — | #3,074 |
| 1915 | 10 | — | #2,736 |
| 1914 | 6 | — | #3,271 |
| 1913 | 8 | — | #2,376 |
| 1912 | 5 | — | #3,056 |
| 1911 | 5 | — | #2,547 |
| 1910 | 9 | — | #1,657 |
| 1909 | 5 | — | #2,277 |
| 1900 | 12 | — | #1,120 |