Major-General Ivor John Caradoc Herbert, 1st Baron Treowen, CB, CMG, KStJ (15 July 1851 – 18 October 1933), known as Sir Ivor Herbert, Bt, between 1907 and 1917, was a British Liberal politician and British Army officer in the Grenadier Guards,[1] who served as Officer Commanding the Militia of Canada from 1890 to 1895.

[7][8] He had two younger brothers, Edward Bleiddyn[citation needed] and Arthur, whose descendants still own Llanover, and the adjoining Llanarth estate.

[15] For his service in the 1882 Egyptian Campaign he was mentioned in despatches by Sir Garnet Wolseley,[16] was awarded the fourth class of the Order of the Medjidie by the Khedive of Egypt,[17] and received the brevet rank of major.

[21] He was again seconded to serve as military attaché at St Petersburg in 1886,[22] was granted the brevet rank of colonel in 1889[23] and promoted to major in the Grenadier Guards in 1890.

[39] Lord Treowen was married on 31 July 1873 in London to the Honourable Albertina Agnes Mary Denison (22 September 1854 – 20 October 1929 London),[40] youngest daughter of the Albert Denison, 1st Baron Londesborough (himself a son of Henry Conyngham, 1st Marquess Conyngham and his wife, a mistress of George IV) and his second and younger daughter by his second wife, the former Ursula Bridgeman (later Lady Otho FitzGerald; she died 1883).

She was the honorary Secretary to an organization that raised a fund by the women of Canada to present a wedding gift to the Prince and Princess of Wales.