Harrington, Albert Francis, of Tewksbury, formerly of Lexington and Cambridge, May 13, 2016. Husband of Phyllis (Bourgault) Harrington. Father of David F. Harrington and his wife Theresa of Houston, TX, Diane Geary and her husband Matthew of Atkinson, NH, and Daniel P. Harrington and his wife Maryanne of Methuen. Brother of Sandra Harrington, Nancy Harrington, and the late Paul Harrington. Al is also survived by 10 grandchildren, Brian, Meghan, Katie, Andrew, Lauren, Emma, Krystal, Kevin, Adam, and Alexis, and by 1 great granddaughter, Finleigh. Former Math Teacher at Burlington High School and Director of IT for Greater Lowell Regional Vocational Technical School; Major in Massachusetts National Guard (RET) Founding Commander of 972 MP Company; and Avid Golfer. Funeral from the Douglass Funeral Home, 51 Worthen Rd. Lexington Wednesday May 18 at 9am followed by a Mass of Christian burial at Sacred Heart Church, Lexington at 10am. Relatives and friends are kindly invited to attend. Visiting hours Tuesday from 4pm to 8pm. Donations in his memory may be made to St. Jude Children's Research Hospital, 262 Danny Thomas Place, Memphis, TN 38105. Interment Westview Cemetery, Lexington.