Fenwick is a very rare boys' name that peaked in 1923 and has since faded.
Fenwick is a boy name. In 2025 it ranked #12,630 for boy births in the United States (and #26,007 across all names), given to 5 babies. Fenwick first appears in 1913 and peaked in 1923 (7 births).
Boys named Fenwick per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1913–2025 · U.S.+territories from SSA territory files (1998–2025)