Mr. and Mrs. Kenneth Collignon of the Town of Tonawanda, formerly of Sanford, Fla., celebrated their 50th wedding anniversary with a private family gathering. Mr. Collignon and AnnaMarie Fix were married April 27, 1963, in St. Mary Magdalen Catholic Church, Buffalo. He is a retired bread salesman for Interstate Brands in Buffalo and Hostess and Merita Bread in Orlando, Fla.; she is a retired secretary. They have two children, five grandchildren and four stepgrandchildren.