On November 27, 1976, she married Mervyn L. Jones. Less than a year before they married, Mervyn Jones had been charged with aggravated murder and robbery. He eventually pleaded guilty to a lesser count of manslaughter and received "shock probation." The couple were married for 27 years until Mervyn's death, October 2, 2003. They had one son, Mervyn Leroy Jones Jr. Tubbs Jones was a member of Delta Sigma Theta sorority. She was actively involved in the National Five Point Thrust Programs of her sorority, particularly Social Action and Political Awareness as an integral part of "Delta Days at the Nations Capital".