Robert Michael Biersach age 56, died peacefully at his parents home early Monday morning April 30, 2018. He was born on December 9, 1961 in Columbus to Robert and Audrey Biersach. He graduated from UW-Oshkosh and worked in the social services field. He was later employed at Quad Graphics Inc. Survivors include his parents Robert and Audrey Biersach of Columbus; his children Andja (fiance' Goran) Biersach of Miami FL, Robert "Roki" Biersach and Kristina Biersach both of Milwaukee; three sisters Patti (Paul) Adams of St. Paul MN, Penny (Mark) Meyer of Pardeeville and Bonnie (Scott) Hendricks of Sun Prairie; mother of his children Jela Biersach; nieces, nephews, other relatives and friends. He was preceded in death by his grandparents. A memorial mass was held at 11:30 A.M. on Thursday, May 3, 2018 at ST. JEROME CATHOLIC CHURCH in Columbus. Rev. Garrett Kau officiated. Inurnment will be in Hillside Cemetery, Columbus. The family extends its heartfelt thanks to Hillside Hospice and requests that donations be made to the organization in lieu of gifts or flowers.