Karolyn Marie Masters (Seidelmann) of Bedford, formerly of Lexington, April 10, 2022. She was 77 years old. Beloved wife of the late Peter J. Masters. Daughter of the late Edwin Seidelmann and Edna (Andersen). Loving mother of Peter J. Masters Jr. and his wife Amy of Bedford, Christopher J. Masters and his wife Genny of Hopkinton, Kristine M. Masters of Rome, Italy, and Katy L. O'Connor and her husband Kyle of Bedford. Sister of the late Norman Seidelmann of Pennsauken, NJ, and sister-in-law of Ruth Seidelmann. Sister-in-law of James Mastrocola of Westford.  Caring Grandmother of 12, Jackson, Alexa, Landon, Sadie, Chase, the late Annie, the late Charlotte, Bridget, Kierstyn, Emma, Paige, and Christian. Survived by many nieces and nephews. Born in Camden, NJ she enjoyed many summers "down the shore" in Ocean City, NJ, an enduring tradition maintained by her children and grandchildren. Prior to retirement she was an elementary school teacher in Woburn. She was active in the Grace Chapel community for many decades.

Funeral service will be celebrated Thursday, April 14, 2022 at Grace Chapel, 59 Worthen Rd. Lexington at 1.00pm. Relatives and friends are kindly invited. Donations in her memory may be made to the Alzheimer's Association , 309 Waverley Oaks Rd, Waltham, MA 02452. Interment private.