Serena Jameka Williams
Serena Celia van der Woodsen.
Serena's last name has not been mentioned in the Anime, game, or on any Pokemon wiki.
My name is serena. Pleasedonotoffend moi.
Serena Grandi's birth name is Faggioli, Serena.
Serena Williams's birth name is Serena Jameka Williams.
Serena Reeder's birth name is Serena Olanthe' Reeder.
Serena Varghese's birth name is Serena Beth Varghese.
Serena Jane or Serena Victoria Jane last name
Serena Viharo's birth name is Serena Isabella Viharo.
Serena Evans's birth name is Serena M. T. Evans.
Serena Vergano's birth name is Adalgisa Serena Maggiora Vergano.