Barbara L. Jackson of Milton, formerly of Boston, died unexpectedly on March 5. She was 93.

She was the daughter of the late R. Alvin and Marion (Moore) Jackson and sister of the late Juanita Handy, Robert Alvin (Tut) Jackson, and Richard S. Jackson.

Barbara was born in Boston, where she grew up, and graduated from Roxbury Memorial High School. She went on to attend and graduate from Boston Teacher College and then received a master’s degree in education from Boston Teacher College. She taught first and second grades for the Boston School Department for a few years. She later became the principal of William Monroe Trotter School, where she made changes that became the new standard. She was a member of the Delta Sigma Theta Sorority, National Association of Negro Business and Professional Women’s Club of Boston, the Mass Teachers Association, and A.A.R.P.

She enjoyed summering on Martha’s Vineyard, in Oak Bluffs, for many years. She was a member of the Cottagers and the Polar Bears.

After her retirement she never stopped teaching. She taught at Osher Lifelong Learning Institute, and taught seniors how to use computers at Milton’s senior center.

She is survived by several nieces, a nephew, cousins, extended family and her dear longtime friend Catherine (French) James.

Relatives and friends are respectfully invited to attend visiting hours Friday, March 9 from 4 to 8 p.m. at the Cartwright Funeral Home, 419 North Main street, Randolph, MA, 02368. During the visiting hours there will be an Omega Omega service at 6:45 p.m. A funeral service will be held on Saturday, March 10 at 9 a.m. at The Church of St. Augustine and St. Martin, 29-33 Lenox street, Roxbury. Interment will follow at Milton Cemetery in Milton.

In lieu of flowers, memorial contributions may be made in her name to the Church of St. Augustine and St. Martin in Roxbury. To leave a sympathy message visit cartwrightfuneral.com.