Canlyniadau etholiadau ar gyfer Mancot

 Labour / Llafur Ennill Alan Geoffrey Diskin was wedi'i ethol with a majority of 1%. Cafodd cyfanswm o 1612 o bleidleisiau eu bwrw, representing a turnout of 33% .

Table of main parties and election candidates retaining deposit

Ymgeisydd etholiad	Plaid	Nifer	%	Statws
Alan Geoffrey Diskin	Labour / Llafur	560	35%	Wedi'i ethol
Glenys Deryn Diskin	Labour / Llafur	545	34%	Wedi'i ethol
Ralph Small	Independent / Annibynnol	345	21%	Heb ei ethol
Kathy Fellows		162	10%	Heb ei ethol