According to the website "Meaning-of-names": Stanley Meaning: one who came from Stanley (stony meadow), in UK; dweller at a rocky meadow
There is no specific biblical meaning associated with the name Stanley. The name Stanley is of Old English origin, meaning "stone clearing" or "stony clearing."
The name Stacy has no meaning in Hebrew. Only Hebrew names have meaning in Hebrew. The name Stacy comes from the Latinized form of the Greek name Αναστασιος (Anastasios) which means "resurrection".
The Stanley Cup is probably named after the Stanley family who were (and still are) the Earls of Derby. The origins of the surname Stanley are Anglo-Saxon. Stan meaning Stone combined with Ley meaning Field. Stanley = Stone(y)Field. So the name was probably given originally to people who farmed poor land.
"Keeyan Stanley" does not have a widely recognized meaning in English or any specific cultural significance. It appears to be a proper name, possibly a combination of "Keeyan," which may derive from various sources, and "Stanley," a common surname of Old English origin meaning "stony field." The meaning of the name could vary based on personal or familial significance to individuals bearing it.
Taylor Stanley's birth name is Michelle Stanley.
Stanley Holden's birth name is Stanley Waller.
Stanley Clements's birth name is Klimowicz, Stanislaw.
Stanley Cooley's birth name is Stanley Francis Cooley.
Stanley Cowan's birth name is Stanley Earl Cowan.
Christian Stanley's birth name is Christian Stanley Therlonge.
Fiona Stanley's birth name is Fiona Juliet Stanley.
Lord Stanley's birth name is Frederick Arthur Stanley.