The baby name Glendon appears in baby name data for the United States from 1916 to 2021. It was most popular in 1920 with 64 babies given the name.
In the later years of this period, Glendon has become less common than it once was.
| Year | Count |
|---|---|
| 1916 | 15 |
| 1917 | 15 |
| 1918 | 10 |
| 1919 | 7 |
| 1920 | 64 |
| 1921 | 42 |
| 1922 | 52 |
| 1923 | 42 |
| 1924 | 63 |
| 1925 | 35 |
| 1926 | 48 |
| 1927 | 36 |
| 1928 | 49 |
| 1929 | 24 |
| 1930 | 13 |
| 1931 | 26 |
| 1932 | 42 |
| 1933 | 58 |
| 1934 | 32 |
| 1935 | 29 |
| 1936 | 30 |
| 1937 | 24 |
| 1938 | 22 |
| 1939 | 16 |
| 1940 | 20 |
| 1941 | 20 |
| 1942 | 18 |
| 1943 | 24 |
| 1944 | 19 |
| 1945 | 19 |
| 1946 | 5 |
| 1947 | 20 |
| 1948 | 23 |
| 1949 | 21 |
| 1950 | 5 |
| 1951 | 30 |
| 1954 | 16 |
| 1955 | 16 |
| 1956 | 17 |
| 1960 | 6 |
| 1961 | 5 |
| 1962 | 5 |
| 1973 | 12 |
| 1975 | 61 |
| 1976 | 16 |
| 1979 | 6 |
| 1980 | 5 |
| 1982 | 21 |
| 1983 | 5 |
| 1989 | 5 |
| 1990 | 5 |
| 2012 | 5 |
| 2021 | 7 |