William Tatsak, 80, of Rochester, PA passed away on Friday, July 21, 2023. He was born in Fenelton, PA on January 16, 1943 to the Late John and Helen (Butler) Tatsak. He graduated from Butler High School in 1961 and then went on to work at Pullman Standard as a shop steward until they closed. William was known for being a hard worker, great husband, and father. He enjoyed square dancing, hunting, and was a member of Butler City Church. William was the beloved husband of Margaret “Peg” (Duespohl) Tatsak; father of Amy Tatsak, Shelley (Todd) Acomb, and Debbie (Andy) Barclay; brother of Pat Buchanan; grandfather of Austin, Alexa, and Derek. William is also survived by numerous nieces and nephews. He was preceded in death by his brother John Tatsak and sister Rose Green. Family and friends will be received on Wednesday, July 26, 2023 from 5-7 PM at SPENCER D. GEIBEL FUNERAL HOME & CREMATION SERVICES, 140 NEW CASTLE RD. BUTLER, PA. 16001. WWW.SPENCERDGEIBEL.COM. A funeral service will immediately follow in the funeral home. In lieu of flowers, donations may be made to the Butler City Church.