Konstantinos "Kostas" Vantsouris, 70, of Randolph, Massachusetts, passed away on Thursday, May 6, 2021.  Born in Thessaloniki, Agios Loukas, Greece. Son of the late Dimitrios and Vasiliki (Gitsis) Vantsouris. Kostas worked at the famous landmark "Jimmy's Harborside Restaurant" for over 30 years.  He loved spending time with his children and grandchildren.  After retirement, he spent much time cultivating his garden, growing potatoes and onions.  Beloved husband of Georgia (Efthimiadis) Vantsouris.  Devoted father of Dimitrios Vantsouris, Vasilios Vantsouris, and Parthena Vantsouris.  Loving papou of George Vantsouris, Iordanis Chrisostomidis, Konstantina Chrisostomidis, and Marianna Chrisostomidis. Brother of Andromaxi Hatzidis, Stefanos Vantsouris and his wife Eleni Vantsouris, Ermioni Kirkos and her husband Dimitris, Stella Kalemkeridis and her husband Petros, and the late George Vantsouris & his wife Stavroula Vantsouris.  Also survived by many nieces, nephews, relatives and friends here and in Greece.  Funeral Services to be held on Tuesday, May 11, 2021 at Church of the Annunciation Greek Orthodox Church, 6 Park Avenue, Attleboro, Massachusetts at 11AM.  Visitation prior to the Service from 10AM to 11AM at the church.  In lieu of flowers, donations in his memory may be made to the above named church.  Burial in The Gardens Cemetery, 670 Baker Street, West Roxbury, Massachusetts.