Mr. and Mrs. Donald Pirotta of Hamburg celebrated their 50th wedding anniversary. A trip to Niagara-on-the-Lake, Ont., is planned later this summer. Mr. Pirotta and Trina Stefanski were married June 22, 1963, in St. Luke Catholic Church, Buffalo. He is retired from the maintenance department of the Ken-Ton School District; she is a retired secretary in the West Seneca School District. They have two children and five grandchildren.