Seamus Thomas Harris O'Regan PC MP (born January 18, 1971) is a Canadian politician and a former cabinet minister in the government of Justin Trudeau.

Before he entered politics, O'Regan was a correspondent with CTV National News, and a host of Canada AM, which he co-hosted from 2003 to 2011 with Beverly Thomson.

[4] At the age of 10, O'Regan became a regional correspondent for CBC Radio's children's show Anybody Home?, producing stories that celebrated the unique accomplishments of local residents, ranging from a professor hunting for giant squid to one woman's fight against leukemia.

[8] Since leaving CTV, he was occasionally a fill-in host on radio station CFRB in Toronto, ⁣[9] and worked on independent television productions and as a media innovator in residence at Ryerson University.

[10] In September 2014, O'Regan was nominated as the Liberal Party candidate in the Newfoundland and Labrador riding of St. John's South—Mount Pearl for the 2015 federal election.

[20] In July 2024, CBC reported that O'Regan would resign from cabinet for family reasons, but would continue to serve as a Member of Parliament until the next election, expected in 2025.

[22] O'Regan serves on the Boards of Katimavik, Canada's leading youth service-learning program, and The Rooms, which houses the provincial art gallery, museum, and archives of Newfoundland and Labrador.