James Koepke Obituary

With profound sadness, we say goodbye to James Koepke of Milbank, South Dakota, whose vibrant spirit touched the lives of many. James left this world on January 25, 2026 at the age of 64, leaving a void in the lives of so many people. Leave a sympathy message to the family in the guestbook on this memorial page of James Koepke to show support.

He was predeceased by: his father Darlowe Koepke; his wife Karen Koepke (Radermacher); his brothers, Wayne Koepke and Greg; his nephews, Tyler Koepke (Miranda) and Zach Radermacher; his parents-in-law, James and Marlys Radermacher; and his brother-in-law Randy Schmieg.

He is survived by: his mother Wanda Koepke (Hanson) of Milbank, SD; his close friend Doree Rylander of Milbank, SD; his brothers, Dylan Koepke of Highmore, SD, Gerald "Jer" Koepke of Stockholm, SD and Garold "Lars" Koepke of Stockholm, SD; and his siblings-in-law, Deb Frank (Cletus) of Willmar, MN, Mary Winther (Steve) of Ortonville, MN, Brenda Schmieg, Jenny Pinkert (Scott) of Milbank, SD, Pam Lounsbery (Todd) of Revillo, SD, Kim Eisenschenk (Randy) of Milbank, SD, Malea Radermacher of Willmar, MN, Allen Radermacher (Linda) of Franklin, MN, Jeff Radermacher (Barb) of Bird Island, MN, Bill Radermacher (Becki) of Franklin, MN, Tim Radermacher (Janice) of Hector, MN, Greg Radermacher (Kay) of Fairfax, MN and Jim Radermacher (Jennifer) of Willmar, MN. He is also survived by many nieces, nephews, aunts, uncles, cousins, and friends.