William Dennison Porter was an American lawyer and politician who served as the 52nd lieutenant governor of South Carolina. Earlier in his political career he served in the South Carolina House of Representatives and South Carolina Senate. A Democrat, he supported slavery and succession. He opposed voting rights for African Americans after the Civil War.
- Occupation
- politician, lawyer
- Position held
- member of the South Carolina House of Representatives
- Citizenship
- United States
- Born
- November 24, 1810
- Died
