Viscount Northcliffe, of St Peter in the County of Kent, was a title in the Peerage of the United Kingdom

Peerage of the United Kingdom

The Peerage of the United Kingdom comprises most peerages created in the United Kingdom of Great Britain and Ireland after the Act of Union in 1801, when it replaced the Peerage of Great Britain...

, It was created in 1918 for the press baron Alfred Harmsworth, 1st Baron Northcliffe

Alfred Harmsworth, 1st Viscount Northcliffe

Alfred Charles William Harmsworth, 1st Viscount Northcliffe rose from childhood poverty to become a powerful British newspaper and publishing magnate, famed for buying stolid, unprofitable newspapers and transforming them to make them lively and entertaining for the mass market.His company...

. He had already been created a Baronet in 1904 and Baron Northcliffe, of the Isle of Thanet in the County of Kent, in 1905. All these titles became extinct on his death in 1922. Lord Northcliffe was the elder brother of Harold Harmsworth, 1st Viscount Rothermere, Cecil Harmsworth, 1st Baron Harmsworth, Sir Leicester Harmsworth, 1st Baronet

Sir Leicester Harmsworth, 1st Baronet

Sir Robert Leicester Harmsworth, 1st Baronet , was a British businessman and Liberal politician.-Background:...

 and Sir Hildebrand Harmsworth, 1st Baronet.

Viscounts Northcliffe (1918)

• Alfred Charles William Harmsworth, 1st Viscount Northcliffe
  Alfred Harmsworth, 1st Viscount Northcliffe
  Alfred Charles William Harmsworth, 1st Viscount Northcliffe rose from childhood poverty to become a powerful British newspaper and publishing magnate, famed for buying stolid, unprofitable newspapers and transforming them to make them lively and entertaining for the mass market.His company...
  
  (1865–1922)