STEPHEN D. DUFF, age 53, of Hingham, died on Friday, Sept. 24th at the Harbor House Nursing Center in Hingham after a brief illness. Born in Quincy, Mr. Duff was raised and educated in Hingham and was a lifelong resident of the town. Mr. Duff was a self-employed auto mechanic and auto body technician until his recent illness.He was the son of Eleanor L. (Denise) Duff of Hingham and the late Cecil M. Duff.Father of Jessica MacDonald of Framingham. Brother of David C. Duff of Poland, Maine, Bonnie L. Noddin of Pembroke, James M. Duff of Scituate and the late Warren G. Duff.Also survived by several nieces and nephews.A funeral service will be conducted on Wednesday, Sept. 29th at 11 AM at the Downing Cottage Funeral Chapel, 21 Pond St., Hingham.Friends may visit at the Downing Chapel on Tuesday evening from 7-9 PM.In lieu of flowers, donations may be made in his memory to the First Baptist Church,85 Main St., Hingham, MA 02043.The interment will be in the Hingham Cemetery.