David Sinclair Harman, 54 of Waukegan, IL. passed away Friday, February 16, 2018 in St. Luke’s Medical Center in Milwaukee. He was born February 26, 1963 in Evanston, IL., the son of Arthur David and Catherine Ann (NEE: Church) Harman. A mechanic for the Village of Gurnee, IL David enjoyed building model cars, reading history books and watching history documentaries. He enjoyed working on cars and he had a deep passion for riding his Harley-Davidson motorcycle. He will be deeply missed by his daughter Mary (David Londo) Harman, 2 sisters Mary (Mark) Milam, Ann (Becky Blair) Harman, his mother Catherine Harman and 1 uncle Thomas Gail Church. He will also be missed by his niece, Hannah Milam and other relatives and friends. David was preceded in death by his father David, grandparents David Sinclair (Florence T.) Harman and William Gail (Catherine) Church. A memorial visitation will be held Friday, February 23, 2018 from 4:00 p.m. to 7:00 p.m. at the Village Church of Gurnee, located at 1319 N. Hunt Club Rd., Gurnee, IL. 60031. In lieu of flowers the family is requesting donations be made to either the Juvenile Diabetes Research Foundation (JDRF) or the 100 Club of Chicago.