Fergus or Feargus is a common and one of the oldest known Irish or Scottish male given name derived from Old Irish, meaning "the strong (one)" or "the masculine (one)". [1] [2]
As a surname, Ferguson or Fergusson is common across Scotland but particularly in Perthshire and Ayrshire. In Ireland, the Ferris family of County Kerry derives its surname from the patronymic Ó Fearghusa.
| Pronunciation | English:  /ˈfɜːrɡəs/  Irish: [ˈfʲaɾˠəgəsˠ] Scottish Gaelic: [ˈfɛɾɛɣəs̪]  | 
|---|---|
| Gender | Male | 
| Origin | |
| Word/name | Proto-Celtic | 
| Meaning | "man-strength, virility". | 
| Other names | |
| Alternative spelling | Fearghus, Fearghas | 
| Related names | Fearghal, Fergal, Ferris | 
{{citation}}:  CS1 maint: publisher location (link)