Brigadier-General Sir William Henry Manning, GCMG, KBE, CB (1863 – 1932) was a British Indian Army officer and colonial administrator.

He was educated at the University of Cambridge as a non-collegiate student[1] and the Royal Military College, Sandhurst.

[7] During Spring 1902 he undertook an official tour through Uganda and the East African Protectorate, returning to England in June that year.

In April 1903 he fought against the Mad Mullah's army in battle, inflicting 2,000 casualties.

[18] In February 1913 he became governor of Jamaica[19] and was granted the perpetual honorary rank of brigadier-general,[20] which he had held for most of his service since 1901.

[citation needed] The Manning Cup school football competition in Jamaica was named after him.