Marilyn Sara Keenan, 74, of Tyngsboro, Ma, former resident of Lowell, Ma, died on Thursday evening of June 24, 2004 after a lengthy illness. Ms. Keenan enjoyed her family, swimming, and aqua fit programs at the YMCA in Nashua, NH for many years. Her family members include; four sons, William T. Keenan of Sandown, NH, Michael J. Keenan and daughter-in-law, Audrey of Lowell, Ma, Brian P. Keenan and daughter-in-law, Cheryl of Windham, NH, Peter J. Keenan and daughter-in-law, Natalie of Lowell, Ma; two daughters, Margaret A. Ennis (Peggy) and son-in-law, Raymond of Windham, NH, Patricia A. Duchesne of Hudson, NH; six grandchildren, Erik Keenan and Aly Keenan, Jennifer Alicea and husband Ralph, Christine Keenan, Adam Keenan, and Eric Moses; one sister, Barbara Ahearn of Lowell, Ma; one brother, Gerald McDermott of Lowell, Ma, and sister-in-law, Eileen McDermott of Portsmouth, NH, and many close friends. A private service will be held at the Cremation Society of New Hampshire in Manchester, on Wednesday afternoon, June 30, 2004 with immediate family. In lieu of flowers or cards, donations can be made in Marilyns name to the Community Hospice House in Merrimack, NH (603) 595-5688.