Mr. and Mrs. Joseph F. Dudas of Palm Harbor, Fla., formerly of Williamsville, celebrated their 50th wedding anniversary with a renewal of their marriage vows in SS. Peter & Paul Catholic Church, Depew, followed by a dinner in Adam's Steak & Seafood Restaurant, Cheektowaga. Dudas and Alice T. Bartell were married Sept. 25, 1954, in Sheridan Kaserne Catholic Chapel, Bavaria, Germany. He is a retired sales manager for Davies Can Co., Solon, Ohio. The couple has five children, 13 grandchildren and a great-grandchild.