Harry Dan Leigh Viener, CBE, UCd'I (26 December 1868 – 7 May 1947) was an eminent Anglican Chaplain in the first half of the 20th century.

Viener was born on 26 December 1868 in Blackpool, England,[1][2] and initially lived at The White House, the family home, in nearby Poulton-le-Fylde.

On 12 November 1901, Viener was commissioned as a chaplain of the Royal Navy Chaplaincy Service (RNCS).

On 11 October 1918, he joined the fledgling Royal Air Force Chaplains Branch as its Chaplain-in-Chief and was granted the relative rank of brigadier-general.

[15][16] On 10 October 1919, he was appointed a Commander of the Order of the British Empire (CBE) "in recognition of distinguished services rendered during the War".