The Blackett family of Newcastle was a prominent family in the history of North East England, particularly during the 18th and 19th centuries. They were known for their involvement in coal mining and the development of the local economy. The family's wealth and influence grew through their ownership of several collieries in the region, contributing significantly to Newcastle's industrial growth. Members of the Blackett family also played important roles in local governance and philanthropy. They were associated with various civic projects and supported the development of infrastructure in Newcastle. Their legacy is reflected in the historical significance of the coal industry in the area and the family's contributions to the local community.