Namesakes
Fictional Characters from Song Titles:
1 character
(character) Alexa 1989 The Downeaster "Alexa" 
Notable Actors and Entertainers:
4 actors, 1 presenter/model
Alexa Davalos 1982-
Alexa Chung 1983-
Alexa Demie 1990-
Alexa Nikolas 1992-
Cierra Ramirez (a.k.a. Alexa) 1995-