August 2, 1957 - January 12, 2018

Mark William Koos, age 60, of Dearborn, Michigan passed away on Friday January 12, 2018. Mark was born August 2, 1957 in Camp Hanford, Washington to Marguerite Koos and David Koos. 

Mark is survived by; daughter Claire (Eric) Fitzgerald; mother Marguerite Koos; sister Kim (Eric) Kasaba, sister Kathleen (James) Hayden, sister Karen (Bill) Ruffus, sister Kolleen Thornton and sister Karole (Jeremy) Murphy; grandchild Owen Fitzgerald and grandchild Sadie Fitzgerald.

Mark was preceded in death by; father David Koos.

He worked for Ford. Mark loved golf, hockey, and Harley Davidson.

A memorial visitation for Mark will be held Tuesday, January 16, 2018 from 4:00 PM to 8:00 PM at Harry J Will Funeral Home - Livonia, 37000 Six Mile Rd, Livonia, Michigan. A rosary service will occur Tuesday, January 16, 2018 at 7:00 PM, 37000 Six Mile Rd, Livonia, Michigan. A cremation will occur at Southern Michigan Cremation, 2700 Fairlane, Livonia, MI.