Llandrindod South by-election result - 7 May 2026

John Ball (Reform UK Wales): 431
Janet Ruth Barker (Wales Green Party): 174
Mark Edward Burton (Welsh Conservative Party): 179
Lauren D'Silva (Welsh Liberal Democrats): 506 Elected
Thomas Owen Duggan (Plaid Cymru): 185
Christopher Moore (Independent): 64
Paul Smith (Independent): 44


The turnout was 54.13%