Fenn, ultimately rooted in the Old English term fenn, signifying “marsh” or “marshland,” began as a toponymic surname in medieval England before evolving into a concise masculine given name within Anglo-American usage. Its phonetic form—/fən/—retains a monosyllabic clarity that aligns with contemporary preferences for succinct appellations, while its etymology invokes landscapes of quiet resilience and elemental austerity. Though never attaining broad popularity, Fenn’s steady annual occurrence in the United States—ranging from five to seven newborns and ranking between 878 and 938 from 2006 through 2023—attests to its appeal among parents seeking a name that is at once historically grounded and distinctly understated. In academic terms, Fenn exemplifies the transition of a geographic surname into a modern forename, offering bearers a link to natural heritage and a subtle emblem of steadfast individuality.