The baby name Mitsuko appears in baby name data for the United States from 1913 to 1936. It was most popular in 1919 with 64 babies given the name.
In the later years of this period, Mitsuko has become less common than it once was.
| Year | Count |
|---|---|
| 1913 | 10 |
| 1914 | 12 |
| 1915 | 22 |
| 1916 | 14 |
| 1917 | 32 |
| 1918 | 52 |
| 1919 | 64 |
| 1920 | 40 |
| 1921 | 32 |
| 1922 | 44 |
| 1923 | 24 |
| 1924 | 22 |
| 1925 | 52 |
| 1926 | 38 |
| 1927 | 28 |
| 1928 | 26 |
| 1929 | 26 |
| 1930 | 20 |
| 1931 | 20 |
| 1932 | 14 |
| 1933 | 16 |
| 1934 | 10 |
| 1935 | 10 |
| 1936 | 12 |