7 Celebrities Whose Names You Are Probably Pronouncing Wrong (PHOTOS) 8 of 8 Previous Autoplay Next Share Tweet June 21, 2012 at 04:46PM EDT by Alissa Kombert Related: Jersey Shore, Dancing With The Stars, Gossip, Grey's Anatomy, News, Pretty Little Liars, Reality Gossip, TV Stars, Vinny Guadagnino full size Credit: Charley Gallay/ Getty Images How Do You Pronounce Sasha Pieterse's Name? Pretty Little Liars star Sasha Pieterse (Alison DiLaurentis) is a mystery on the show, but what's even more of a mystery is how to say her last name. Until now! Check out this video where Sasha says her name in full. It sounds like this: "Peter-suh." Shocking, we know.