John R. Jackson, 79 of Boston, October 25, 2018.Loving son of late John H, and Millicent Jackson. Beloved father of Denise Jackson of Lynn, Micheal Jackson of Boston, Jacqueline R. Garvin (Ellis) of Dorchester, Curtis (Agnieszka) Jackson of Medford and Ronald Nash of Boston. Beloved brother of Len Jackson (Murleen)of Dorchester. Devoted grandfather of Jan, Satisha, Constance, Bryan, Derek, Adrian, Rachel, Jake, Justyn and Zachary. Dear great grandfather to Caleb, Bella, John, Stantasia, Angel,Sasha, Lavoy, Hope, Zoey and Neo. He leaves extended family and friends.