In addition, Arlo is a variant transcription of Charles (English and French).
Arlo is rather popular as a baby boy name, and it is also viewed as trendy. The name's popularity has been increasing since the 2010s. At the modest height of its usage in 2015, 0.028% of baby boys were given the name Arlo. It was #502 in rank then. In 2015, within the family of boy names directly linked to Arlo, Charles was the most frequently used. It was 12 times more frequently used than Arlo in that year.
† Pronunciation for Arlo: AA as in "odd (AA.D)" ; R as in "race (R.EY.S)" ; L as in "lay (L.EY)" ; OW as in "oak (OW.K)"