Theresa L. "Tressie" Koehler, of Plainville, Kansas, passed away on Dec. 25, 2022, at the Hays Medical Center in Hays, Kansas, at the age of 90. She was born on May 20, 1932, to Thomas and Matilda (Weigel) Phlieger in Plainville. She married Fred Koehler on Jan. 15, 1952, in Plainville.