The baby name Loy appears in baby name data for the United States from 1913 to 1993. It was most popular in 1929 with 98 babies given the name.
In the later years of this period, Loy has become less common than it once was.
| Year | Count |
|---|---|
| 1913 | 6 |
| 1914 | 5 |
| 1915 | 65 |
| 1916 | 5 |
| 1916 | 54 |
| 1917 | 60 |
| 1918 | 44 |
| 1919 | 5 |
| 1919 | 75 |
| 1920 | 5 |
| 1920 | 72 |
| 1921 | 50 |
| 1922 | 89 |
| 1923 | 57 |
| 1924 | 75 |
| 1925 | 71 |
| 1926 | 63 |
| 1927 | 64 |
| 1928 | 71 |
| 1929 | 98 |
| 1930 | 10 |
| 1930 | 93 |
| 1931 | 81 |
| 1932 | 57 |
| 1933 | 34 |
| 1934 | 55 |
| 1935 | 5 |
| 1935 | 26 |
| 1936 | 38 |
| 1937 | 9 |
| 1938 | 7 |
| 1938 | 14 |
| 1939 | 6 |
| 1939 | 36 |
| 1940 | 35 |
| 1941 | 32 |
| 1942 | 21 |
| 1943 | 67 |
| 1944 | 28 |
| 1945 | 49 |
| 1946 | 20 |
| 1947 | 19 |
| 1948 | 24 |
| 1949 | 31 |
| 1950 | 7 |
| 1950 | 16 |
| 1952 | 15 |
| 1953 | 6 |
| 1953 | 10 |
| 1954 | 7 |
| 1954 | 6 |
| 1955 | 15 |
| 1956 | 29 |
| 1958 | 18 |
| 1959 | 12 |
| 1960 | 22 |
| 1963 | 24 |
| 1964 | 10 |
| 1965 | 12 |
| 1966 | 16 |
| 1967 | 12 |
| 1972 | 5 |
| 1993 | 5 |