James H. Cummiskey (January 4, 1850 – February 5, 1925) was a merchant and political figure on Prince Edward Island.
He represented 3rd Queens in the Legislative Assembly of Prince Edward Island from 1891 to 1911 as a Liberal.
He was born in Fort Augustus, Prince Edward Island, the first son of Hubert (some texts say Hugh) Cummiskey and Ellen Mitchell.
1856 - d. 1925)in St. Joachim Roman Catholic church, Vernon River, PEI in 1878 and they had 12 children.
He was also a member of the province's Executive Council, serving as Minister of Public Works.