Mr. and Mrs. Edwin Rajewski of Williamsville celebrated their 50th wedding anniversary with a Mass at St. Gregory the Great Catholic Church in Wiliamsville. Mr. Rajewski and the former Marcia Helminiak were married Nov. 13, 1965, in St. Francis of Assisi Catholic Church in Buffalo. He is a retired tool and dye maker for General Motors. She is retired from the mortgage department at M&T Bank. They have four children and five grandchildren.