Sir Thomas Henry Grattan Esmonde, 11th Baronet, KHS (21 September 1862 – 15 September 1935) was an Irish Home Rule nationalist politician and author.

[2] Esmonde represented the Irish Parliamentary Party as an MP for the constituencies of South Dublin from 1885 to 1892; West Kerry from 1892 to 1900; and North Wexford from 1900 to 1918.

[2] He was the son of Sir John Esmonde, 10th Baronet and his wife Louisa, daughter of the younger Henry Grattan (making him a great-grandson of the pre-Union Irish statesman Henry Grattan).

[6] Esmonde's home, Ballynastragh House, located near Gorey, County Wexford, and dating from the 17th century, was burned down on 9 March 1923 by members of the anti-Treaty Irish Republican Army.

[7] Esmonde was a frequent traveller and author of articles on Irish folklore and antiquities, as well as a memoir, Hunting Memories of Many Lands (1920).