Peter Joseph Konieczny of Derwood, MD, and Santa Rosa, CA, on Friday, May 17, 2019. Beloved husband of Marianna Konieczny; father of Matthew Konieczny (Grace), Magdalena Pettey (Patrick); grandfather of Nicholas, Dominik (deceased) and Veronika Pettey, and Andrew, Karolina and Katherine Konieczny. Visitation will be at St. Patrick’s Catholic Church, 4101 Norbeck Road, Rockville, MD on Wednesday, May 22, 2019 from 10:30 until 11:30 am with Mass of Christian Burial at 11:30 am. Entombment Gate of Heaven Cemetery. In lieu of flowers, memorial contributions may be made to the Dominik Pettey Scholarship Fund at Gonzaga College High School: https://www.gonzaga.org/support-gonzaga/events/dominik-pettey-purple-white-hockey-game.