The baby name Galen appears in baby name data for the United States from 1912 to 2021. It was most popular in 1949 with 541 babies given the name.
In the later years of this period, Galen has become less common than it once was.
| Year | Count |
|---|---|
| 1912 | 23 |
| 1913 | 36 |
| 1914 | 56 |
| 1915 | 39 |
| 1916 | 67 |
| 1917 | 53 |
| 1918 | 62 |
| 1919 | 60 |
| 1920 | 96 |
| 1921 | 79 |
| 1922 | 78 |
| 1923 | 101 |
| 1924 | 76 |
| 1925 | 96 |
| 1926 | 106 |
| 1927 | 106 |
| 1928 | 79 |
| 1929 | 103 |
| 1930 | 80 |
| 1931 | 108 |
| 1932 | 133 |
| 1933 | 120 |
| 1934 | 171 |
| 1935 | 131 |
| 1936 | 183 |
| 1937 | 126 |
| 1938 | 169 |
| 1939 | 192 |
| 1940 | 187 |
| 1941 | 210 |
| 1942 | 233 |
| 1943 | 215 |
| 1944 | 224 |
| 1945 | 215 |
| 1946 | 176 |
| 1947 | 399 |
| 1948 | 422 |
| 1949 | 541 |
| 1950 | 352 |
| 1951 | 477 |
| 1952 | 361 |
| 1953 | 320 |
| 1954 | 358 |
| 1955 | 330 |
| 1956 | 298 |
| 1957 | 310 |
| 1958 | 219 |
| 1959 | 239 |
| 1960 | 223 |
| 1961 | 186 |
| 1962 | 182 |
| 1963 | 199 |
| 1964 | 234 |
| 1965 | 130 |
| 1966 | 150 |
| 1967 | 131 |
| 1968 | 130 |
| 1969 | 144 |
| 1970 | 172 |
| 1971 | 133 |
| 1972 | 152 |
| 1973 | 98 |
| 1974 | 75 |
| 1975 | 90 |
| 1976 | 67 |
| 1977 | 51 |
| 1978 | 101 |
| 1979 | 81 |
| 1980 | 96 |
| 1981 | 31 |
| 1982 | 51 |
| 1983 | 49 |
| 1984 | 65 |
| 1985 | 100 |
| 1986 | 108 |
| 1987 | 60 |
| 1988 | 60 |
| 1989 | 96 |
| 1990 | 112 |
| 1991 | 79 |
| 1992 | 100 |
| 1993 | 59 |
| 1994 | 69 |
| 1995 | 114 |
| 1996 | 61 |
| 1997 | 44 |
| 1998 | 49 |
| 1999 | 62 |
| 2000 | 56 |
| 2001 | 37 |
| 2002 | 51 |
| 2003 | 36 |
| 2004 | 20 |
| 2005 | 27 |
| 2006 | 7 |
| 2007 | 7 |
| 2008 | 5 |
| 2010 | 12 |
| 2012 | 24 |
| 2014 | 25 |
| 2016 | 12 |
| 2017 | 5 |
| 2018 | 5 |
| 2020 | 6 |
| 2021 | 5 |