Arlene C. Dennis of Levittown died on Tuesday, February 6, 2018 at Manor Care in Yardley. She was 81. Born in Pittsburgh, Mrs. Dennis has been a long time resident of Lower Bucks County.She was a member of Saint Frances Cabrini Parish in Fairless Hills and the Bristol Township Senior Citizens. She enjoyed cooking, baking and ceramics.Mrs. Dennis was the beloved wife of the late Alexander W. Ferguson, Sr. and Donald T. Dennis and mother of the late Alexander W. Ferguson, Jr.She is survived by her loving daughters, Michele Minetola (Mark) and Heather Ferguson; grandchildren, Anthony Minetola (Kristin), Monica Baker (Patrick), Nick Ferguson (Cari), Amanda, Janelle and Colleen Ferguson; six great grandchildren; her brother, Frederick Seman (Margaret) and two nieces.Friends and family are invited to call from 8:30 until 9:30 a.m. on Monday at St. Frances Cabrini Church, 325 S. Oxford Valley Rd., Fairless Hills, PA 19030 where her funeral Mass will be celebrated at 9:30 a.m. Interment is private.In lieu of flowers, memorial contributions may be made to St. Frances Cabrini Church.