Ryan C. Tesky, age 42, of Bismarck, ND died peacefully on August 27, 2020 at Sanford Medical Center. Due to Covid 19, a private family celebration of Ryan's life will be held on Tuesday, September 1st, 2020. There will be no visitation, cremation has taken place. Ryan was born to Dennis Tesky and Sharon (Renner) Klein on September 7, 1977. He was raised in Bismarck. In 1996 he graduated from Century High School and attended Bismarck State College. He went on to work as a cook at several restaurants in Bismarck/Mandan. He loved to golf, play basketball, read books, play darts, cook special meals, walk his dog, Natasha, and go to movies with his dad and son, Tanner. Ryan was an avid fan of the MN Vikings, MN Twins, and the Boston Celtics. He loved all things lemon flavored-beverages, sour patch kids, yogurt and dessert. As a child, he especially enjoyed spending time on the Renner family farm. Ryan is survived by his son, Tanner Tesky of Bismarck; parents, Dennis Tesky of Bismarck, Sharon (Tom) Klein of Bismarck; sister, Kara (Courtland) Merrill of Minneapolis, MN; step-sister Shivani Dahl-Bredine of Silver City, NM; nephews, Jack Merrill, Taven Sky and Leif Dahl-Bredine; niece, Avah Dahl-Bredine; as well as many aunts, uncles, cousins, and close friends. Ryan was preceded in death by his step-dad, Allan Engen; grandparents, Ruby and Eldor Tesky and Raymond Renner; uncle, Ron Schafer, uncle, Bill Mindt, and cousin, Jeffrey Schafer. In lieu of flowers, memorials are preferred. The family would like to thank the Sanford Oncology staff for the excellent care provided to Ryan. Condolences may be sent to 506 Sudbury Avenue, Bismarck, ND 58503.