Elected 7 June 2024.
Left the council on 31 January 2025 — elected to Seanad Éireann. Replaced by Patricia Byrne.
Named votes of Wexford County Council while Cathal Byrne was a member, from the council’s minutes. Most council decisions are made without a named vote, and not every meeting’s minutes have been read yet.
3 votes
Roster checked on 5 November 2026. Sources: Wexford County Council — Contact a Councillor, Wexford County Council — Annual Report 2024, election results and LEA breakdown, Wexford County Council — Special County Council Meeting 16 December 2024 minutes, Wexford County Council — Special Meeting 9 June 2025 minutes, RTÉ — Former FF Wexford councillor Sheehan joins Independent Ireland, RTÉ — Outgoing Wexford council chair resigns from Fianna Fáil, BreakingNews.ie — Michael Sheehan leaves Fianna Fáil, 4 November 2024.