Marvin Korff, beloved husband, father, grandfather, great-grandfather, uncle, and friend passed away peacefully at home in Cherry Hill, NJ, on Saturday, November 27, 2021 at age 96.\n\n\n\nMarvin grew up in the Logan section of North Philadelphia and was a graduate of Simon Gratz High School. He served in the US Navy as a radio technician on the USS Savannah from 1943 - 1946, the ship that escorted President Franklin D. Roosevelt to the conference at Yalta. \n\n\nMarvin attended the University of Pennsylvania and graduated with a degree in Electrical Engineering, later earning a master's degree in Control Theory. \nHe worked as a radar systems engineer for RCA for 40 years, the highlight of his career being a six-year assignment to Kwajalein, Marshall Islands in the Pacific Missile Test Range. Following retirement, he substitute-taught math and physics in the Cherry Hill high schools.\n\n\nMarvin had five children with his first wife, Elaine. He married Marlene in 1989, and enjoyed their extended family, traveling to see their children and grandchildren throughout the country. He was a devoted husband, father, and grandfather, who loved to cook, fix things, and take care of their home.\n\n\nMarvin was an avid tennis player and skier. He led hikes on the Wissahickon for the Outdoor Club of South Jersey into his eighties. He loved a good meal and a long conversation, and most especially, he loved taking care of his family.\n\n\nHe was predeceased by his parents : Bessie and Isaac Korff, and his brother, Bernie Korff.\n\n\n\nHe leaves behind his wife, Marlene (nee Caskey), \nhis 5 children:\nSimha Baer Korff, Sunset Gardener, Dr. Gary Korff (Roberta), Beth Inez Korff (Terence Smith), Jay Korff (Rosalyn);\n14 grandchildren:\nEsther Meyer (Shmuel), Yitzhar Korff, Sky Gardener, Shmulik Korff, Aisling McComick (Brett), Austin Korff, Sierra Korff, Zachary Korff, Samantha Korff, Chris Bhilo, Devon Bhilo, Tamar Geller, Gabriel Geller, Natan Geller;\n11 great grandchildren with two on the way.\n\n\nDonations in lieu of flowers may be made in his memory to: iPraxis.org , an organization supporting urban youth pursuing a future in STEM.