Alberta Christine Williams King was an American civil rights organizer best known as the wife of Martin Luther King Sr., and as the mother of Martin Luther King Jr. She was the choir director of the Ebenezer Baptist Church. She was shot and killed in the church by 23-year-old Marcus Wayne Chenault six years after the assassination of her eldest son Martin Luther King Jr.

Martin Luther King Sr. was an African-American Baptist pastor, missionary, and an early figure in the civil rights movement. He was the father and namesake of the civil rights leader Martin Luther King Jr. He was the senior pastor of Atlanta's Ebenezer Baptist Church from 1931 to 1975.