Fergus, a name rooted in the Old Irish elements fer (“man”) and gus (“vigor”), conveys a sense of “vir fortis” that has echoed through the annals of Celtic lore—from the storied exploits of Fergus Mór in the annals of Alba to the epic sagas of the Ulster Cycle—imbuing its bearers with an ancestral mantle of strength and resolve. While its phonetic contours retain a graceful uniformity across Scottish Gaelic (/ˈfɛrɡəs/) and English (/ˈfɜrɡəs/), Fergus’s true distinction lies in its steady, if modest, presence among American newborns: in 2024 it appeared 23 times at rank 901, reflecting a pattern that, since mid-20th-century peaks and troughs, has hovered between the high 600s and low 900s. This persistent, nearly centennial thread in U.S. naming charts suggests an analytical portrait of revival rather than renaissance—a deliberate choice by parents seeking to conjure, in a single syllable, the whisper of mist-laden glens, the weight of clan heritage and a quietly unwavering vigor.
| Fergus I. M. Craik - Fergus Craik is a cognitive psychologist known for his pioneering research on memory, attention and aging. |
| Fergus Bordewich - Fergus M. Bordewich is an American historian and author known for books on American history from the Founding Era through Reconstruction. |
| Fergus Leung Fong-wai is a Hong Kong politician who represented Kwun Lung on the Central and Western District Council after winning election in 2019. |
| Fergus Henderson is an English chef and founder of London's St. John restaurant, celebrated for his nose to tail approach to British cooking. |
| Sir William Fergus Montgomery was a British Conservative MP who represented three different constituencies over 34 years. |