Did John Coltrane have siblings?

As implied by this source, no. John Coltrane @ All About Jazz Side note: his second wife Alice was an accomplished jazz musician on piano, organ and harp and their son Ravi plays the saxophone. read more

John Coltrane was born on September 23, 1926, in Hamlet, North Carolina. During the 1940s and '50s, he continued to develop his craft as a saxophonist and composer, working with famed musicians/bandleaders Dizzy Gillespie, Duke Ellington and Miles Davis. read more

However, the Saint John Coltrane African Orthodox Church, San Francisco, which is known as ‘Coltrane Church’ is the only African Orthodox Church, which include Coltrane's music and his lyrics as prayers in its liturgy. read more