Frederick J. Dorgan of Medfield died on Thursday, May 4 at the Beth Israel Deaconess Hospital in Needham. He was 70 years old. Born in Somerville, Mr. Dorgan grew up in Somerville and Medford. He was a U.S. Marine Corps veteran. Mr. Dorgan was a retired salesman for Digital Equipment Corp in Marlborough and a former employee at Microfluidics International Corp. in Newton. He enjoyed woodworking and remodeling and was an avid Red Sox and Patriots fan. The beloved husband of Helen (Kelley) Dorgan, and the loving father of Donna and her husband Andrew Trione of Raleigh, NC and the late Joseph J. Dorgan. Brother of Clair Siekman of Needham and the late Joseph and Walter Dorgan. Dear grandfather of Lindsey and Kelley Trione of Raleigh, NC and Brenna J. Dorgan of Medfield. Funeral From the Eaton Funeral Home 1351 Highland Ave Needham on Monday May 8th at 9:00 AM followed by a Mass of Christian Burial in St. Edward The Confessor Church in Medfield (Rte 27) at 10:00 AM. Relatives and friends are kindly invited . Visiting hours Sunday 4-7 PM. Interment Vine Lake Cemetery in Medfield. In lieu of flowers donations Frederick’s name may be made to the American Diabetes Association 330 Congress St., 5th Floor, Boston MA 02210.