WESTBOROUGH - Patricia "Pat" M. ( Clancy) McKenna, 70, died Monday, Nov. 8, at St. Vincent Hospital in Worcester after a lengthy illness. She was the wife of Walter T. McKenna, who died in 2000. They were married for 37 years. She was born in Lowell, daughter of the late Edward and Lillian (Conniff) Clancy. She graduated from Keith Hall in Lowell and lived in Westborough for 35 years. Mrs. McKenna worked as a maintenance agreement sales representative at Sears and Roebuck Co. in Westborough. She was a member of St. Luke the Evangelist Church and the church's Women's Club. Mrs. McKenna is survived by two sons and daughters-in-law, Thomas A. McKenna and his wife Judith A. of Saginaw, Mich., and Walter T. McKenna II and his wife Tracy T. of Providence, N.J.; two brothers, Edward Clancy of Chelmsford and Robert Clancy of Lowell; two sisters, Beverly Fay of Bellevue, Wash. and Judith Dunlay of Chelmsford; six grandchildren, Andrew T., Kaitlin M., Shannon R., Ryan P., John M., Ashley E. McKenna; and many nieces and nephews. Mrs. McKenna was the mother of Christopher T. McKenna, who died in l970; and the sister of the late Shirley and Mary Clancy.