Jill Marie Koster Obituary
It is with deep sorrow that we announce the death of Jill Marie Koster of Six Lakes, Michigan, born in Grand Rapids, Michigan, who passed away on December 9, 2021, at the age of 50, leaving to mourn family and friends. You can send your sympathy in the guestbook provided and share it with the family. You may also light a candle in honor of Jill Marie Koster or send a beautiful flower arrangement to the funeral service.
She was predeceased by: her parents, Larry Seadorf and Patricia Seadorf (VanHam). She is survived by: her husband Alan Koster of Six Lakes; her son Shadrach Steven Feenstra of Greenville; her brother Steven Seadorf of Byron Center; and also Karey Jensen.