Mr. and Mrs. Constantine J. “Gus” Gianiodis of Amherst celebrated their 50th wedding anniversary. A family trip to Hershey Park is planned for July. Mr. Gianiodis and Barbara A. Wertman were married April 21, 1963, in Hellenic Orthodox Church of the Annunciation, Buffalo. He is a retired Treasury agent in Buffalo; she is a retired elementary school teacher in the Maryvale School District. They have four children and 10 grandchildren.