Arlo is a distinctive boys' name in United States, ranking #3300 in 1996 with 21 recorded births. The name reached its all-time peak in 2024 with 2,481 births ranking #146. In 1996, approximately 1 in every 90,202 boys born was named Arlo. STABLE Recent data shows the name is currently stable.
Arlo is a stylish English name with an uncertain exact meaning. Behind the Name gives its strongest route as a literary and place-name-inspired form rather than a neat inherited definition.
The name may have been inspired by Arlo Hill in Spenser's The Faerie Queene, with that form likely influenced by the Irish place name Aherlow. Modern popularity has much more to do with sound and style than with a single simple literal meaning.