Ramona "Mona" Mae Koster's obituary , Passed away on February 7, 2026 in Sioux Falls, South Dakota

Ramona "Mona" Mae Koster

December 18, 1937 - February 7, 2026 (88 years old)

Sioux Falls, South Dakota

Ramona "Mona" Mae Koster's obituary , Passed away on February 7, 2026 in Sioux Falls, South Dakota

Funeral arrangement under the care of
George Boom Funeral Home

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Ramona "Mona" Mae Koster

December 18, 1937 - February 7, 2026 (88 years old)

Sioux Falls, South Dakota

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Ramona Mae Koster Obituary

We are sad to announce that, on February 7, 2026 we had to say goodbye to Ramona Mae Koster of Sioux Falls, South Dakota. Leave a sympathy message to the family in the guestbook on this memorial page of Ramona Mae Koster to show support.

She was predeceased by: her parents, Harvey Bilsten and Anna Bilsten (Johnson); her husband Vincent Koster; and her siblings, Donald, Max Bilsten and Helen Shives.

She is survived by: her pet Dusti; her daughters, Suzanne Dent (Jim) of Gladstone, MO and Dawn Wodzinski (Tony) of Sioux Falls, SD; her grandchildren, Jason Goblet of Gladstone, MO, Amber Wodzinski of Seattle, WA and Aaron Wodzinski (Taylor) of Sioux Falls, SD; and her great grandchildren, Lexi, Vinny, Jesiah and Isaiah.

Funeral arrangement under the care of
George Boom Funeral Home



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