Arlo

Origin: English literary; uncertain — From Spenser's Arlo Hill (Irish Aherlow — 'between two highlands')

Girl's name · #2488 in the US (2025) · 2020s wave

4% girls · 96% boys — About 96% of babies named Arlo in recent years have been boys. Arlo →

Popularity over time

Arlo is near its high-water mark: it reached #1986 in 2023 and still ranked #2488 in 2025. About 890 girls have carried it since 1929.

See where Arlo is more common.

Appears in 2020-2025 birth records of 7 states. See the full state-by-state map on this page.

See how Arlo ranks in other countries and regions.

#1,878 in Switzerland (2025) · #3,069 in England & Wales (2025) · #1,865 in Canada (2024).

Among 36 notable people named Arlo:

Entertainers appear 1.97× more often than among typical names — e.g. Arlo Parks, British singer.

Browse more girl names — popularity, trends and eras for 5,700+ American names, free.