For her role in the British Channel 4 series Hollyoaks, which was Gemma Merna's first major TV role, she won Best Comedy Performance in the 2007 The British Soap Awards.
In the same year's National Television Awards, she was nominated for Best Female Soap Actress.
She is engaged to long term boyfriend Ian Minton and they are getting married in the Summer of 2011 with Jennifer Metcalfe (Mercedes Fisher) Leah Hackett (Tina McQueen) Claire Cooper (Jacqui McQueen) and Nicole Barber-Lane (Myra McQueen) as bridesmaids.
Gemma used to share a house in Liverpool with on-screen sister Jennifer Metcalfe, who plays Mercedes Fisher.
On Sky Sports, Gemma revealed that she is a split supporter of both Manchester United FC and Liverpool FC.
In a recent interview she said that having a breast enlargement at the age of twenty-one was one of the best things she ever did and said it gave her so much confidence.