Mr. and Mrs. Alvin A. Filonczuk of Cheektowaga celebrated their 50th wedding anniversary with a family party at Kiebzak’s Restaurant, Sloan. A family summer trip is planned to Virginia Beach, and the couple will take a trip to Ireland in September. Mr. Filonczuk and the former Kathleen M. Beiter were married April 24, 1965, in St. Matthew’s Church, Buffalo. He is a retired civil engineer for the New York State Department of Transportation. They have three children and six grandchildren.