Donald “Coco” and Patricia (Martin) Tyler, of Merrimack, recently celebrated their 30th wedding anniversary at a surprise party held Oct. 9 at the John O’Leary Adult Community Center.

Mr. and Mrs. Tyler were married Oct. 9, 1981, in Nashua. They have one child, Samantha Tyler.

Mrs. Tyler is a guidance counselor at Merrimack High School. Mr. Tyler retired from Nashua Corp. after 30 years there.