Sir John Walter Pollen, 2nd Baronet of Redenham (6 April 1784 – 2 May 1863)[1][2] was a British Conservative and Tory politician.

[3] He was the eldest son of Sir John Pollen, 1st Baronet of Redenham Park, Hampshire and educated at Eton (1799) and Christ Church, Oxford (1803) after which he entered Lincoln's Inn to study law (1806).

He was commissioned as a Captain in the South Hampshire Light Infantry Militia on 21 February 1810, transferring to the North Hampshire Militia as Major on 4 August 1812, before returning to the South Hants as Lieutenant-Colonel on 2 June 1814.

On 25 June 1827 he was promoted to Colonel of the South Hants regiment, many months after the previous incumbent had died.

Upon his death in 1863 he was succeeded in the baronetcy by his nephew Sir Richard Hungerford Pollen, 3rd Baronet.