Cathal Byrne (born 1991/1992) is an Irish Fine Gael politician who has been a senator for the Cultural and Educational Panel since January 2025.

[2][3] He was a member of Wexford County Council for the Enniscorthy area from May 2019 to January 2025.

[4] He unsuccessfully contested the Wexford constituency at the 2024 general election.

[1] He graduated from Trinity College Dublin with an degree in Law and Business, and a Masters in Law.

[1] He is a qualified solicitor.