The baby name Harlon appears in baby name data for the United States from 1917 to 2019. It was most popular in 1936 with 25 babies given the name.
Over the period shown, Harlon has stayed at a similar level of popularity.
| Year | Count |
|---|---|
| 1917 | 5 |
| 1919 | 18 |
| 1920 | 5 |
| 1921 | 21 |
| 1922 | 5 |
| 1923 | 5 |
| 1926 | 5 |
| 1928 | 6 |
| 1929 | 13 |
| 1930 | 13 |
| 1936 | 25 |
| 1937 | 12 |
| 1938 | 12 |
| 1939 | 10 |
| 1940 | 12 |
| 1942 | 14 |
| 1943 | 5 |
| 1946 | 11 |
| 1947 | 16 |
| 1954 | 21 |
| 1957 | 10 |
| 1959 | 10 |
| 2010 | 5 |
| 2019 | 10 |