Eugene Patrick Cullen (August 7, 1905 – July 9, 1995) was a farmer and political figure on Prince Edward Island.
He represented 3rd Queens in the Legislative Assembly of Prince Edward Island from 1944 to 1959 as a Liberal.
He was born in Hope River, Prince Edward Island, the son of Timothy Patrick Cullen and Frances Etta Landrigan, and was educated at the Prince Edward Island Agricultural and Technical School.
He operated a dairy farm and was also owned a milk processing company.
Cullen was first elected to the provincial assembly in a 1944 by-election held after Mark R. MacGuigan was appointed a judge.