John R. 'Bob' Callahan, Jr. , 85, of Greensburg, died Wednesday, June 19, 2019 in the Westmoreland Manor. He was born August 12, 1933, in Belleview, a son of the late John R. Callahan, Sr. and Mildred Richardson Callahan. Bob was a veteran of the US Army and a graduate of Duquesne University. He was an accountant at various companies and retired from the MAWC. He was also a 4th degree member of the Knights of Columbus Council 1480, the American Legion and a longtime parishioner of Our Lady of Grace. In addition to his wife of 56 years, Paula Umenhofer Callahan, he is survived by three daughters, Robin Veronesi (Bob) of Kensington, CT., Karen Archambault (Kris) of Unionville, CT., Diane DeCarlucci (Dave) of Mt Lebanon; a son Michael Callahan (Jennifer) of Palmyra; ten grandchildren, Michael and Nicole Veronesi, Jacob and Luke Dauphinee, Gabe and Nate DeCarlucci, Keira, Evelyn and Aiden and Adelaide Callahan and his brother Terrence Callahan of Pittsburgh. Relatives and friends are invited to celebrate the life of Bob, Tuesday, July 2, from Noon until 12:45 p.m. at which time the Knights of Columbus will conduct a service in the Clement L. Pantalone Funeral Home, Inc. 409 W. Pittsburgh Street, Greensburg, PA 15601, (724) 837-0020, followed by a funeral Mass to be celebrated at 1:30 p.m. in the Our Lady of Grace Church. Inurnment with Military Honors will follow in Westmoreland County Memorial Park, Greensburg. In lieu of flowers, memorial donations may be made to Alzheimer's Association 1100 Liberty Ave. Suite E201, Pittsburgh, PA. Bob’s family has entrusted his care to the Pantalone Funeral Home, Inc., Greensburg. To share your memories and photos, offer your condolences, or for directions, please visit us at www.pantalone.com Natale N. Pantalone, Supervisor.