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Obituary

William Louis Portmann (1943-2025) passed away peacefully on October 26 in Kent, Washington with his adult children by his side.

A lifelong resident of Kent, William (Bill, Willie) was born into a dairy farming family and grew up in the little red farmhouse surrounded by green fields that you can’t help but notice as you drive through the Kent Valley. He graduated from Kent-Meridian High School in 1961. He married Karen Cosgrove in 1964 and …

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Timeline

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Born

May 15th, 1943
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Passed away

October 26th, 2025
Kent, WA

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William Portmann