Bayless
An English surname most likely from a reduced form of Bayley/Bailey, meaning an official such as a bailiff.
The #5,632 most common surname in the United States (2010 Census) — about 1 in every 50,032 Americans shares it.
Etymology
Bayless is generally treated as a variant of Bailey or Bayley, surnames that come from Middle English baili, bailie, meaning a bailiff or local official. The name ultimately reflects Anglo-Norman French influence in England. In this reading, Bayless would be a phonetic or spelling variant that developed from the same occupational root.
History
Bardsley lists Bayless among forms related to Bailey and Bayley, showing that it was understood as part of a broad cluster of spellings around the bailiff surname. The form appears in British and American records by the 18th century. In the United States it has remained comparatively uncommon but stable in use.
Origin
Regions
Variant spellings
Fun fact
Bardsley grouped Bayless with a whole family of Bailey spellings, showing how flexible surname spelling could be before modern standardization.
From the historical record
“Bailey,Baime,Bailly.Baily. Bayley, Baylie, Bayly, Baylis, BaylisB, Bayles, Bayless.— Of- fic *the bailie,' i.e. bailiff. The same forms, or nearly all, may be seen in H.E.D. (v. Bailie); * now obsolete in England, but re- tained in a special sense in Scot-”
— A Dictionary of English and Welsh Surnames (alternate scan)