Admiral Sir George Ommanney Willes GCB (19 June 1823 – 18 February 1901) was a Royal Navy officer who went on to be Commander-in-Chief, Portsmouth.

Born at Hythe, Hampshire in 1823, Willes was the son of Captain George Wickens Willes, RN, by his wife Anne Lacon, daughter of Sir Edmund Lacon, Baronet.

[2] Willes received his commission as Mate in 1842, and as Lieutenant in 1844,[1] his early career being uneventful until the outbreak of the Crimean War, when he took part in the bombardments of Odessa and of Sevastopol's Konstantin Battery in 1854.

[4] In 1864 he was made Captain of the ironclad warship HMS Prince Consort.

[2] In 1855 he married Georgiana Matilda Josephine, daughter of William Joseph Lockwood and granddaughter of Sir Mark Wood, 1st Baronet.