Sir Henry David Erskine of Cardross KCVO JP DL (5 January 1838 – 7 September 1921) was a Scottish military officer and courtier who was the Serjeant-at-Arms of the House of Commons from 1885–1915.
Admiral of the Fleet Sir James Elphinstone Erskine was his younger brother, born just 11 months after him.
[1] Erskine entered the British Army in 1854 and served in the Crimean War with the 30th (Cambridgeshire) Regiment of Foot and the Scots Fusilier Guards.
[1] He was also tasked with removing the suffragettes Helen Fox and Muriel Matters during the famed "grille incident" of 28 October 1908, when they chained themselves to the Ladies Gallery of the House.
In 1870, her father succeeded as the 5th Marquess of Hertford and his wife was then styled as Lady Horatia Erskine.