Joseph West is a fictional character portrayed by Jesse L. Martin in The CW's Arrowverse franchise. Created by Geoff Johns, Greg Berlanti and Andrew Kreisberg, the character was introduced in the pilot episode of The Flash. He is the legal guardian of protagonist Barry Allen / Flash, father of Iris West, Wally West, and Jenna West. Joe works at the Central City Police Department initially as a detective, heading its metahuman task force, and later as the captain, aiding Barry in keeping Central City safe from superpowered and dangerous criminals. Martin has received positive reviews for his performance as Joe.

Jesse Lamont Martin is an American actor and singer. He is best known for his role of Tom Collins on Broadway in the musical Rent and performed on television as NYPD Detective Ed Green on Law & Order, Captain Joe West on The Flash, and professor Alec Mercer on The Irrational.