Robert Lee McMillon was born August 14, 1949 to parents Robert and Georgia McMillon. He attended local schools and worked in Madera's agriculture industry.

Robert (Big Mack) loved fishing, dominoes, and spending time with family and friends. He was loved by all who knew him. He was a devoted brother, uncle, great uncle, cousin, friend, and partner to Rose Greathouse.

Robert was preceded in death by his father Robert McMillon, mother Georgia McMillon, sister Joyce Kyle, and brother Earnest McMillon.

He leaves to cherish his memory sisters Kathryn 4 DeWitt McMillon, Emma Woodford McMillon, Lillie McMillon, Marsha Brewer, and brother Earl Busby. As well as a host of nieces, nephews and extended family and friends.

Through his relationship with Rose he gained her 3 children and 7 grandchildren whom he enjoyed spending time with.