Choo, Maryann M. of Lexington, February 3, 2016. Daughter of the late Bong K. Luke Choo, MD, PhD, and Theresa Woong Hee Choo (Cho) of Lexington. Sister of Yong Ho John Choo and his wife In Soon of Andover, NJ, Young Soon Mary Choo of Smithfield, RI, Michael Chul Ho Choo and his wife Sheryl of Centerville, OH, and Joseph Kwang Ho Choo and his wife Je Un of Cincinnati, OH. Aunt of Peter, Jessica, Stephanie, Nathaniel, Madison, Mollie, Natalie, and Nicholas. A Mass of Christian burial will be held Saturday February 6 at St. Brigid Church, 2001 Mass. Ave. Lexington at 10am. Relatives and friends are kindly invited to attend. Visitation Saturday prior to the Mass at the Douglass Funeral Home, 51 Worthen Rd. Lexington from 8:45am to 9:45am. Interment Knollwood Memorial Park, Canton.