Gaylon is an uncommon variant of Galen that peaked in 1950 and has since faded.
Gaylon is predominantly a boy name. It last appears in U.S. records in 2018. Gaylon first appears in 1912 and peaked in 1949 (94 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2018 | 5 | 5 | — | #12,800 |
| 2008 | 6 | 6 | — | #11,531 |
| 2007 | 7 | 7 | — | #10,133 |
| 2005 | 6 | 6 | — | #10,539 |
| 2004 | 5 | 5 | — | #11,958 |
| 2003 | 6 | 6 | — | #9,998 |
| 2002 | 9 | 9 | — | #7,237 |
| 2000 | 11 | 11 | — | #6,049 |
| 1999 | 7 | 7 | — | #8,154 |
| 1998 | 9 | 9 | — | #6,485 |
| 1997 | 12 | — | — | #5,067 |
| 1996 | 7 | — | — | #7,401 |
| 1995 | 10 | — | — | #5,640 |
| 1994 | 13 | — | — | #4,619 |
| 1993 | 13 | — | — | #4,539 |
| 1992 | 18 | — | — | #3,506 |
| 1991 | 11 | — | — | #4,879 |
| 1990 | 14 | — | — | #4,047 |
| 1989 | 23 | — | — | #2,723 |
| 1988 | 21 | — | — | #2,713 |
| 1987 | 11 | — | — | #4,060 |
| 1986 | 19 | — | — | #2,718 |
| 1985 | 10 | — | — | #4,157 |
| 1984 | 8 | — | — | #4,699 |
| 1983 | 17 | — | — | #2,709 |
| 1982 | 27 | — | — | #2,019 |
| 1981 | 23 | — | — | #2,226 |
| 1980 | 26 | — | — | #2,075 |
| 1979 | 23 | — | — | #2,189 |
| 1978 | 26 | — | — | #1,936 |
| 1977 | 32 | — | — | #1,685 |
| 1976 | 23 | — | — | #2,074 |
| 1975 | 41 | — | #8,326 | #1,518 |
| 1974 | 22 | — | — | #2,011 |
| 1973 | 40 | — | — | #1,315 |
| 1972 | 43 | — | — | #1,271 |
| 1971 | 44 | — | — | #1,262 |
| 1970 | 50 | — | — | #1,172 |
| 1969 | 46 | — | #7,841 | #1,239 |
| 1968 | 47 | — | — | #1,090 |
| 1967 | 39 | — | — | #1,206 |
| 1966 | 52 | — | #4,614 | #1,141 |
| 1965 | 59 | — | #4,610 | #1,047 |
| 1964 | 55 | — | #6,254 | #1,087 |
| 1963 | 68 | — | #6,952 | #950 |
| 1962 | 77 | — | #4,650 | #921 |
| 1961 | 63 | — | #4,652 | #1,062 |
| 1960 | 74 | — | #5,930 | #919 |
| 1959 | 88 | — | #4,415 | #854 |
| 1958 | 86 | — | #6,399 | #840 |
| 1957 | 67 | — | #5,626 | #975 |
| 1956 | 89 | — | #5,000 | #825 |
| 1955 | 78 | — | — | #833 |
| 1954 | 96 | — | #4,073 | #766 |
| 1953 | 84 | — | #4,043 | #831 |
| 1952 | 77 | — | #2,964 | #889 |
| 1951 | 96 | — | #4,525 | #737 |
| 1950 | 103 | — | #3,511 | #711 |
| 1949 | 102 | — | #4,001 | #711 |
| 1948 | 84 | — | #3,689 | #790 |
| 1947 | 90 | — | #4,493 | #756 |
| 1946 | 84 | — | #4,142 | #755 |
| 1945 | 53 | — | #4,794 | #929 |
| 1944 | 61 | — | — | #805 |
| 1943 | 80 | — | #4,367 | #757 |
| 1942 | 67 | — | — | #787 |
| 1941 | 77 | — | #2,911 | #759 |
| 1940 | 87 | — | #4,030 | #673 |
| 1939 | 56 | — | #4,484 | #862 |
| 1938 | 63 | — | — | #774 |
| 1937 | 62 | — | #2,810 | #849 |
| 1936 | 61 | — | — | #782 |
| 1935 | 52 | — | — | #874 |
| 1934 | 42 | — | — | #996 |
| 1933 | 40 | — | #4,455 | #1,109 |
| 1932 | 29 | — | — | #1,274 |
| 1931 | 29 | — | — | #1,294 |
| 1930 | 34 | — | — | #1,223 |
| 1929 | 32 | — | — | #1,246 |
| 1928 | 21 | — | — | #1,666 |
| 1927 | 23 | — | — | #1,616 |
| 1926 | 17 | — | — | #1,933 |
| 1925 | 25 | — | — | #1,511 |
| 1924 | 30 | — | — | #1,364 |
| 1923 | 20 | — | — | #1,777 |
| 1922 | 12 | — | — | #2,545 |
| 1921 | 15 | — | — | #2,185 |
| 1920 | 12 | — | — | #2,512 |
| 1919 | 21 | — | — | #1,655 |
| 1918 | 14 | — | — | #2,202 |
| 1917 | 9 | — | — | #2,821 |
| 1916 | 14 | — | — | #2,084 |
| 1915 | 14 | — | — | #2,008 |
| 1914 | 12 | — | — | #1,902 |
| 1913 | 5 | — | — | #2,997 |
| 1912 | 5 | — | — | #2,678 |