General Sir John Grenfell Maxwell, was a British Army officer and colonial governor. He served in the Mahdist War in the Sudan, the Second Boer War, and in the First World War. As Commander-in-Chief, Ireland, he played a key part in the response to the 1916 Easter Rising, including overseeing the courts-martial after the rebellion. Maxwell retired in 1922.

Ivor Churchill Guest, 1st Viscount Wimborne, KP, PC, known as Lord Ashby St Ledgers from 1910 to 1914 and as Lord Wimborne from 1914 to 1918, was a British politician and one of the last Lords Lieutenant of Ireland, serving in that position at the time of the Easter Rising.