The baby name Leamon appears in baby name data for the United States from 1914 to 1969. It was most popular in 1920 with 75 babies given the name.
In the later years of this period, Leamon has become less common than it once was.
| Year | Count |
|---|---|
| 1914 | 8 |
| 1915 | 24 |
| 1916 | 26 |
| 1917 | 28 |
| 1918 | 70 |
| 1919 | 54 |
| 1920 | 75 |
| 1921 | 67 |
| 1922 | 42 |
| 1923 | 34 |
| 1924 | 61 |
| 1925 | 72 |
| 1926 | 49 |
| 1927 | 40 |
| 1928 | 41 |
| 1929 | 47 |
| 1930 | 57 |
| 1931 | 24 |
| 1932 | 20 |
| 1933 | 68 |
| 1934 | 64 |
| 1935 | 46 |
| 1936 | 29 |
| 1937 | 35 |
| 1938 | 27 |
| 1939 | 47 |
| 1940 | 52 |
| 1941 | 36 |
| 1942 | 30 |
| 1943 | 27 |
| 1944 | 21 |
| 1945 | 41 |
| 1946 | 18 |
| 1947 | 32 |
| 1948 | 21 |
| 1949 | 23 |
| 1950 | 38 |
| 1951 | 7 |
| 1952 | 47 |
| 1953 | 10 |
| 1954 | 5 |
| 1955 | 11 |
| 1956 | 5 |
| 1957 | 6 |
| 1961 | 6 |
| 1963 | 16 |
| 1968 | 12 |
| 1969 | 10 |