Conor D. McGuinness (born 1985/1986) is an Irish Sinn Féin politician who has been a Teachta Dála (TD) for the Waterford constituency since the 2024 general election.

[2] He is the Sinn Féin spokesperson on Rural Affairs, Community Development and An Ghaeltacht.

[1] He is a trade unionist with Unite the Union in Dungarvan, having served on its youth committee until 2017.

He was also a founding member of Laochas, a youth mental health organisation in Waterford, and was also involved with Dungarvan's credit union.

[11][12] As of 2023, he was a member of Sinn Féin's Ard Chomhairle, the party's central decision-making body.