The baby name Myrtis appears in baby name data for the United States from 1910 to 1969. It was most popular in 1921 with 225 babies given the name.
In the later years of this period, Myrtis has become less common than it once was.
| Year | Count |
|---|---|
| 1910 | 71 |
| 1911 | 49 |
| 1912 | 117 |
| 1913 | 112 |
| 1914 | 124 |
| 1915 | 152 |
| 1916 | 159 |
| 1917 | 178 |
| 1918 | 182 |
| 1919 | 164 |
| 1920 | 180 |
| 1921 | 225 |
| 1922 | 125 |
| 1923 | 120 |
| 1924 | 142 |
| 1925 | 209 |
| 1926 | 180 |
| 1927 | 147 |
| 1928 | 182 |
| 1929 | 156 |
| 1930 | 139 |
| 1931 | 147 |
| 1932 | 129 |
| 1933 | 155 |
| 1934 | 103 |
| 1935 | 134 |
| 1936 | 136 |
| 1937 | 104 |
| 1938 | 111 |
| 1939 | 127 |
| 1940 | 108 |
| 1941 | 61 |
| 1942 | 61 |
| 1943 | 65 |
| 1944 | 58 |
| 1945 | 59 |
| 1946 | 62 |
| 1947 | 48 |
| 1948 | 36 |
| 1949 | 47 |
| 1950 | 37 |
| 1951 | 42 |
| 1952 | 40 |
| 1953 | 50 |
| 1954 | 44 |
| 1955 | 39 |
| 1956 | 27 |
| 1957 | 49 |
| 1958 | 13 |
| 1959 | 25 |
| 1960 | 9 |
| 1961 | 6 |
| 1962 | 9 |
| 1965 | 5 |
| 1969 | 5 |