Baron Northbourne, of Betteshanger in the County of Kent, is a title in the Peerage of the United Kingdom. It was created in 1884 for Sir Walter Charles James, 2nd Baronet, of Betteshanger, a former Conservative Member of Parliament for Hull. The Baronetcy, of Betteshanger in the County of Kent, had been created in the Baronetage of Great Britain in 1791 for his grandfather Sir Walter James.

Baronets of Betteshanger (1791)

• Sir Walter James James, 1st Baronet, of Betteshanger (1759-1829)
• Sir Walter Charles James, 2nd Baronet, of Betteshanger (1816-1893) (created Baron Northbourne in 1884)

Barons Northbourne (1884)

• Walter Charles James, 1st Baron Northbourne (1816-1893)
• Walter Henry James, 2nd Baron Northbourne (1846-1923)
• Walter John James, 3rd Baron Northbourne (1869-1932)
• Walter Ernest Christopher James, 4th Baron Northbourne (1896-1982)
• Christopher George Walter James, 5th Baron Northbourne (b. 1926)