John R. Clark, Jr. - Of Northport, on November 12, 2017, 77 years of age. Beloved husband of the late Mariel D. Clark. Loving father of Eileen Clark, Maribeth Gruhn and her husband Thomas, Sean Clark and his wife Germaine, and Patricia Camacho and her husband Mark. Cherished grandfather of Brendan, Liam, Caeley, Annie, Marryn, and Asia Gruhn and Sophie, Owen and Hudson Clark. Fond brother of Mary Cullen and the late Michael Clark. John was a proud U.S. Marine, a Graduate of St. John's University, and a well established business man in the Textile Industry for 50 plus years. John was a longtime soccer coach, who shared his love of the game with his children and grandchildren. Visiting Nolan & Taylor-Howe Funeral Home, 5 Laurel Avenue, Northport, NY Tuesday 2-5 & 7-9 PM. Funeral Mass Wednesday, 10:30 AM at St. Philip Neri Church, Northport. Private cremation to follow. In lieu of flowers donations to the Wounded Warrior Project at www.woundedwarriorproject.org/donate, in John's memory would be appreciated.