Brandon Walker (formerly Mendez) is a fictional character on the NBC soap opera Days of Our Lives. He was played by Matt Cedeno from 1999 to 2003 and again in 2004 and 2005. He is Nicole Walker and Taylor Walker's half-brother. His mother Fay Walker had an affair with Commander Abe Carver while she was married to Paul Mendez. Brandon had a relationship with Sami Brady and they eventually married but the marriage was quickly annulled. Brandon also had an affair with Lexie Carver.