Dennis “Mackie” MacWilliam, 61, of Spring Hill, Florida passed away January 11, 2020. He was born in Lynn, Massachusetts and moved to Florida in 2007. From 1976-1980, Mackie proudly served in the US Marines. He was also a shop manager for many years for a local landscaping company. In his spare time, he enjoyed riding his Harley Davidson, fishing, and diving. He is preceded in death by his parents, Paul and Jan MacWilliam. He is survived by his daughter, Naomi MacWilliam-Galleguillos; brothers, William MacWilliam, Fred Rich (Colleen), and James MacWilliam (Sue); sisters, Dawna Cinnamond (Jim), Terry Bickford (Stephanie), Marie Litvinchyk (Adam), Sandy Edwards, Cindy Rich, and Linda Oberhaus; and many nieces and nephews. A visitation will be held on January 25, 2020 at 5310 Land O'Lakes Blvd. Land O'Lakes, Florida 34639 from 2:00 to 3:00 pm. A Memorial Service will begin at 3:00 pm.