He served as the 19th Proprietary Governor of Maryland from 1742 to 1747.

Robert Hayman was the colony's only Proprietary Governor as this colony only existed until about 1631 before being abandoned.

Edward Wynne was Proprietary Governor of Ferryland colony from 1621 to 1626.

Thomas Notley was the 8th Proprietary Governor of Maryland from 1676 through 1679.

He was the first Proprietary Governor of Newfoundland and led the first attempt to establish a colony on the island.

Jesse Wharton (died 1676) was the 7th Proprietary Governor of Maryland during a brief period in 1676.

Proprietary Governors were individuals authorized to govern proprietary colonies.

Proprietary Governors had legal responsibilities over the colony as well as responsibilities to shareholders to ensure the security of their investments.

William Joseph was the 11th Proprietary Governor of Maryland from 1688 to 1689.

He was the first Proprietary Governor of the Province of Maryland.