Erin Silver is a fictional character featured in the Beverly Hills, 90210 franchise. Originally introduced in Beverly Hills, 90210, she returned in the spin-off 90210. On the original series, she was portrayed by April & Ariel Peterson, Paige & Ryanne Kettner, Megan Lee Bradley, and Mercedes Kastner during her various stages of childhood. She is played by Jessica Stroup in 90210, which takes place during the character's teenage years.