Joseph Morton II was an early American Landgrave, politician, and planter in South Carolina. His father was Joseph Morton I, governor of South Carolina.
Joseph Morton II was born in 1664 to Joseph Morton I and Eleanor Blake. His grandfather was Benjamin Blake (admiral).
In 1697 he was named a judge of the admiralty by King William III. He supported education and libraries in the colony. He also served as a Deputy on the Governors Council and as a member to the South Carolina House of Representatives.
He died in 1721, leaving behind three children.