John Lawrence “Larry” Koos, 80, of Fort Wayne, passed away Thursday, October 19, 2017 at Hospice Home. He was born September 6, 1937 in Angola to the late Dale and Isabel Koos. He graduated from Indiana University and worked in Management for Kmart. He was an avid New York Yankees and Indiana University fan. Surviving are his brother, William (Carole) Koos of Pierceton, IN; 11 nieces and nephews; and several cousins. In addition to his parents, he was preceded in death by brothers, Donald Koos and James Koos. Funeral service will be Monday, October 23, 2017 at 2 PM at Greenlawn Funeral Home, 6750 Covington Road, Fort Wayne, IN 46804 with visitation one hour prior. Burial will be in Greenlawn Memorial Park. Memorials may be made to Allen County SPCA or Animal Care and Control of Fort Wayne.