Canlyniadau etholiadau ar gyfer Gronant

 Independent / Annibynnol Ennill Sian Patricia Elena Braun was wedi'i ethol with a majority of 6%. Cafodd cyfanswm o 504 o bleidleisiau eu bwrw, representing a turnout of 40% .

Table of main parties and election candidates retaining deposit

Ymgeisydd etholiad	Plaid	Nifer	%	Statws	% Newid
Sian Patricia Elena Braun	Independent / Annibynnol	268	53%	Newly elected	n/a
Sharon Petra Williams	Llafur Cymru	236	47%	Heb ei ethol	n/a