Chester Thomas Walenski, 84, of Ashland, passed away, Wednesday, Jan. 19th at the Metrowest Medical Center in Framingham. Born in Medway, he was the son of the late Joseph and Martha (Bastek) Walenski, and husband to Anne Marie (Tierney) Walenski for 57 years. A resident of Ashland for 53 years, Chester was employed as an electronic technician with Raytheon Co. in Waltham for 42 years, retiring in 1999. He was a member of the Ashland Fish and Game and a longtime parishioner and usher at St. Matthew's Church in Southborough. Mr. Walenski served his country honorably with the Navy during WWII. In addition to his wife, he is survived by two sons; Stephen J Walenski and his wife Nancy of Canton; and Robert T. Walenski of Ashland; two brothers; William Walenski and his wife Margaret of Framingham; and Francis Walenski and his wife Marilyn of Holliston; and two sisters; Alice Walenski and Sophie Young, both of Framingham. A funeral Mass will be celebrated Monday, Jan 24th at 10:00am in St. Matthew's Church in Southborough with burial to follow in Wildwood Cemetery in Ashland. Calling hours will be held Sunday from 4:00-7:00 PM in the Matarese Funeral Home, 325 Main St. in Ashland.