Alex Russo - choose a jigsaw puzzle to solve

Alexandra Margarita " Alex " Russo is a fictional character and the protagonist of the Disney Channel sitcom Wizards of Waverly Place , portrayed by Selena Gomez . In 2008, AOL named her the twentieth greatest witch in television history . Selena Gomez , who portrays Alex , is one of the only two cast members to appear in every single episode of the series ; the only other cast member to do so is David Henrie , who portrays Justin Russo . The character has also appeared in The Suite Life on Deck episode , Double Crossed.