Karen Lynn Jefferis Obituary

With sadness, we share the passing of Karen Lynn Jefferis of Upland, California. Karen, born on September 6, 1955, passed away on June 30, 2026. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.

Family, friends, and acquaintances remember Karen for her warmth, thoughtfulness, and the moments shared together. While she will be deeply missed, the influence she had on the lives around her remains. Loved ones will reflect on the time spent together. Karen’s memory will live on in the hearts of friends and family, a lasting reminder of the connections and experiences she brought to the world.