Strong’s Greek
G221 — Alexandreus
The entry below is Strong’s own definition (1890, public domain), and every verse where the word occurs.
Ἀλεξανδρεύς
Alexandreus — pronounced al-ex-and-reuce'
from Alexandreia (the city so called); an Alexandreian or inhabitant of Alexandria:--of Alexandria, Alexandrian.
2 occurrences in the KJV.
Acts 6:9
Then there arose certain of the synagogue, which is called the synagogue of the Libertines, and Cyrenians, and Alexandrians, and of them of Cilicia and of Asia, disputing with Stephen.
Acts 18:24
And a certain Jew named Apollos, born at Alexandria, an eloquent man, and mighty in the scriptures, came to Ephesus.