To continue getting breaking news and the full stories from The Boston Globe, subscribe today.

The Boston Globe

Obituaries

Mary Duke Biddle Semans; heiress linked to Duke U.

RALEIGH, N.C. - Mary Duke Biddle Trent Semans, heiress to a vast Gilded Age fortune built on tobacco and a member of the family that endowed Duke University, has died. She was 91.

Stay with the story. Get full access to BostonGlobe.com for just 99¢

Unlimited access to BostonGlobe.com for only 99¢ for the first 4 weeks. You can cancel at any time.

  • The FULL story all day: Enjoy all of the high-quality, in-depth journalism in the print edition of the Boston Globe — plus breaking news that's updated 24/7.
  • A truly reader-friendly format: It's online news that looks and reads just like the newspaper — uncluttered, uninterrupted.
  • Breakthrough technology: The responsive design automatically adapts content so it always reads perfectly on the digital device of your choice.
Get started today

BostonGlobe.comSubscriber Log In

Contact us for help