William Monsell, 1st Baron Emly, PC was an Anglo-Irish landowner and Liberal politician. He held a number of ministerial positions between 1852 and 1873, notably as President of the Board of Health in 1857 and as Postmaster General between 1871 and 1873.

The Secretary of State for Health and Social Care, also referred to as the Health Secretary, is a secretary of state in the Government of the United Kingdom, responsible for the work of the Department of Health and Social Care. The incumbent is a member of the Cabinet of the United Kingdom.