John Warren Longtine, of Lake Nebagamon, WI, passed away peacefully on May 18, 2018. He was 90 years old. Proud WWII Vet and dedicated teacher for 30 years. He was preceded in death by his parents, Percy and Edna; brother Robert, son Jerome and daughter Judith. John is survived by his sister Joyce, sons James (Pamela) and Jeffrey (Kerry); eight grandchildren, seven great grandchildren; 2 great-great grandchildren and many other relatives and friends. Interment service will be held at the Northern Wisconsin Veterans Memorial Cemetery in Spooner, WI on May 30, 2018 at 2:30 p.m. A gathering to follow at Sidelines in Lake Nebagamon, WI.