Billey is a rare variant of Billy that was most common in the 1930s and has all but disappeared.
Billey is a boy name. It last appears in U.S. records in 1980. Billey was first reported in SSA data in 1920 and peaked in 1931 (24 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 1980 | 5 | — | #6,350 |
| 1972 | 9 | — | #3,376 |
| 1969 | 7 | — | #3,629 |
| 1968 | 6 | — | #3,717 |
| 1967 | 11 | — | #2,485 |
| 1965 | 6 | — | #3,578 |
| 1964 | 5 | — | #4,105 |
| 1962 | 5 | — | #4,096 |
| 1961 | 5 | — | #4,123 |
| 1960 | 10 | — | #2,698 |
| 1959 | 6 | — | #3,648 |
| 1957 | 6 | — | #3,600 |
| 1956 | 6 | — | #3,570 |
| 1955 | 9 | — | #2,787 |
| 1954 | 9 | — | #2,763 |
| 1951 | 9 | — | #2,680 |
| 1950 | 8 | — | #2,792 |
| 1949 | 16 | — | #1,872 |
| 1948 | 11 | — | #2,335 |
| 1947 | 13 | — | #2,175 |
| 1946 | 11 | — | #2,283 |
| 1945 | 14 | — | #1,857 |
| 1943 | 11 | — | #2,291 |
| 1942 | 14 | — | #1,956 |
| 1941 | 10 | — | #2,346 |
| 1940 | 13 | — | #1,991 |
| 1939 | 9 | — | #2,471 |
| 1938 | 19 | — | #1,565 |
| 1937 | 23 | — | #1,408 |
| 1936 | 17 | — | #1,646 |
| 1935 | 13 | — | #2,038 |
| 1934 | 24 | — | #1,390 |
| 1933 | 16 | — | #1,776 |
| 1932 | 12 | — | #2,208 |
| 1931 | 24 | — | #1,431 |
| 1930 | 18 | — | #1,761 |
| 1929 | 18 | — | #1,799 |
| 1928 | 14 | — | #2,172 |
| 1927 | 15 | — | #2,125 |
| 1926 | 16 | — | #1,990 |
| 1925 | 15 | — | #2,102 |
| 1924 | 7 | — | #3,528 |
| 1923 | 9 | — | #2,967 |
| 1922 | 9 | — | #3,041 |
| 1921 | 5 | — | #4,396 |
| 1920 | 5 | — | #4,362 |