The baby name Monnie appears in baby name data for the United States from 1911 to 1959. It was most popular in 1918 with 57 babies given the name.
In the later years of this period, Monnie has become less common than it once was.
| Year | Count |
|---|---|
| 1911 | 15 |
| 1912 | 15 |
| 1913 | 52 |
| 1914 | 21 |
| 1915 | 18 |
| 1916 | 45 |
| 1917 | 18 |
| 1918 | 57 |
| 1919 | 30 |
| 1920 | 13 |
| 1921 | 33 |
| 1922 | 32 |
| 1923 | 19 |
| 1924 | 5 |
| 1925 | 9 |
| 1926 | 42 |
| 1927 | 33 |
| 1928 | 31 |
| 1929 | 17 |
| 1931 | 29 |
| 1932 | 29 |
| 1934 | 28 |
| 1935 | 5 |
| 1936 | 8 |
| 1938 | 6 |
| 1940 | 10 |
| 1941 | 10 |
| 1945 | 10 |
| 1946 | 12 |
| 1947 | 10 |
| 1952 | 12 |
| 1953 | 16 |
| 1959 | 5 |