Harlon is an uncommon yet distinctive given name of English origin, derived from Old Norse elements 'hjálmr' meaning 'helmet' and 'ulfr' signifying 'wolf'. It is a unisex name but is more commonly associated with males. Harlon has not been among the top choices for parents in recent years, making it quite unique and uncommon today. In its various forms such as Harold or Harley, however, it has had some notable bearers throughout history and popular culture.
The name Harlon experienced significant popularity between the years 1910 to around 1950 with a peak of 44 births in 1939. However, its usage has declined considerably since then, with fewer than 20 births per year recorded from 1967 onwards. The name's total recorded births span over a century, from 1910 to 2023, with a total of 1840 births during this period.