Claim: The Jackson family only included people born in the 1940s.
Evidence: As a group , the eldest sons Jackie , Tito , Jermaine , Marlon , Randy and Michael , made the family 's reputation , facilitating the subsequent success of siblings Rebbie , La Toya , and Janet.
Sigmund Esco `` Jackie '' Jackson -LRB- born May 4 , 1951 -RRB- is an American singer and musician.