Duane Andrew Kosters Obituary

It is always difficult saying goodbye to someone we love and cherish. Family and friends must say goodbye to their beloved Duane Andrew Kosters of Edmond, Oklahoma, who passed away at the age of 70, on August 23, 2021. You can send your sympathy in the guestbook provided and share it with the family.

He was predeceased by: his parents, Peter "Pete" Henry and Theresa "Tracy" Juliana Kosters (Raba); his siblings, Leander Kosters, Roger Kosters and Patricia "Patty" Niemiller; and his brothers-in-law, John Orr, Robert "Bob" Idler and Roy Karst.

He is survived by: his wife Deborah "Debbie"; his children, Daren Kosters (Laura) of Oklahoma City, OK, Diane Baker (Troy) of Edmond, OK, Donovan Kosters (Whitney) of Edmond, OK and Deidra Sexton (Fred) of Edmond, OK; his grandchildren, Isabella Kosters, Alexis Kosters, Tenley Baker, Daltyn Baker, Imogen Sexton, Leander Sexton, Roman Kosters and Leo Kosters; and his parents-in-law, Virginia Orr of Novato, CA, Laurena Idler of Selby, SD, Elaine Kosters of Selby, SD, Florence Karst of Selby, SD and Gerald "CJ" Niemiller of Selby, SD. He is also survived by numerous nieces, nephews, cousins, loved ones and friends.

The family is also grateful for the exceptional and professional care and concern demonstrated by Duane's medical teams at Mercy Hospital and Select Specialty Hospital during his final earthly battle with COVID-19.

A memorial fund has been set up to accept donations in support of the causes close to Duane's heart: Duane A. Kosters Memorial Fund, c/o Oklahoma City Community Foundation, 1000 N. Broadway, Oklahoma City, OK, 73102.