Stilley Family History
Stilley Name Meaning
English (Cumberland) and Scottish: perhaps a variant of Tillie (see Tilley ) with a prosthetic S- though the evidence for this is very slight. In some cases the name may also be a variant of Steely . Altered form of German Stille (see Still ) written thus to preserve the second syllable of the German pronunciation. Swiss German: habitational name from a place called Stilli in Aargau.
Source: Dictionary of American Family Names 2nd edition, 2022