Canlyniadau etholiadau ar gyfer De Caerdydd a Phenarth

 Labour and Co-operative Party / Llafur a 'r Blaid Gydweithredol Ennill Stephen John Doughty was wedi'i ethol with a majority of 25%. Cafodd cyfanswm o 50579 o bleidleisiau eu bwrw, representing a turnout of 64% .

Table of main parties and election candidates retaining deposit

Ymgeisydd Etholiad	Plaid	Nifer	%	Statws	% Newid
Stephen John Doughty	Labour and Co-operative Party / Llafur a 'r Blaid Gydweithredol	27382	54%	Ailetholwyd	-5%
Philippa Ann Broom	Welsh Conservative Party Candidate / Ymgeisydd Plaid Geidwadol Cymru	14645	29%	Heb ei ethol	n/a
Dan Schmeising	Welsh Liberal Democrats - To stop Brexit / Democratiaid Rhyddfrydol Cymru - i Stopio Brexit	2985	6%	Heb ei ethol	n/a
Other election candidates	-see below	5567	11%	-	1%

Table of election candidates who changed parties since the last election

Ymgeisydd Etholiad	Current party	Previous party
Stephen John Doughty	Labour and Co-operative Party / Llafur a 'r Blaid Gydweithredol	Welsh Labour / Llafur Cymru

Tabl o ymgeiswyr etholiadol eraill

Ymgeisydd Etholiad	Plaid	Nifer	%	Outcome
Nasir Adam	Plaid Cymru / Party of Wales	2386	5%	Heb ei ethol
Tim Price	Brexit Party	1999	4%	Heb ei ethol
Ken Barker	Green Party / Plaid Werdd	1182	2%	Heb ei ethol