This guide explains how Wales appoints its First Minister following the 2026 Senedd election, outlining the constitutional process and the political dynamics that ultimately determine the outcome.

While voters elect Members of the Senedd, it is the Senedd itself that nominates the First Minister, making parliamentary arithmetic, negotiations, and party strategy decisive. The report walks through each stage, from the first post-election meeting to the nomination vote, and highlights the role of majority support, abstentions, and coalition-building.