Hallow is a very rare variant of Hallie that first appeared in 2022 and is quickly gaining ground.
Hallow is a girl name. In 2025 it ranked #12,365 for girl births in the United States (and #20,735 across all names), given to 7 babies. Hallow first appears in 2022 and peaked in 2023 (7 births).
Girls named Hallow per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 2022–2025 · U.S.+territories from SSA territory files (1998–2025)