BRZEZENSKI, Daniel B. Of Lexington, March 9, 2011. Husband of Mary L. (Francis) Brzezenski. Father of Mary E. Brzezenski and her husband Charles LaBrec of Derry, NH, Michael Brzezenski of Lexington, Paul D. Brzezenski of Wakefield, and John E. Brzezenski and his wife Tina of Reading, MA. Brother of Elaine Lewandoski of Wolcott, CT. Grandfather of Christina Brzezenski, John P. Brzezenski, and Ashley Brzezenski. Dan is also survived by many nieces and nephews. MIT Graduate, Class of 1953, with a S.B. Degree in Physics; Longtime Career at Raytheon Corporation. Funeral from the Douglass Funeral Home, 51 Worthen Rd., LEXINGTON, Monday March 14 at 9 a.m. followed by a Mass of Christian burial at St. Brigid Church, Lexington at 10 a.m. Relatives and friends are kindly invited to attend. Visiting hours Sunday from 4 p.m. to 7 p.m. Donations in his memory may be made to the Lexington Friends of the Council on Aging, P.O. Box 344, Lexington, MA 02420. Interment Westiew Cemetery, Lexington.