Louiza Patikas (born 1976 or 1977) is a British actress. She is known for her roles as Helen Archer in the BBC Radio 4 soap opera The Archers and Moira Pollock on the ITV1 soap opera Coronation Street.
Patikas has voiced Helen Archer on The Archers since 2000. Helen was the central role in a high-profile storyline about domestic abuse and coercive control. Patikas discussed the storyline on BBC Radio 4's Woman's Hour in March 2016. In December 2016, Patikas selected and presented her round-up of the year's radio highlights for BBC Radio 4's Pick of the Year.
In June 2017, it was announced Patikas would be joining the cast of the long-running ITV soap opera Coronation Street as medical-centre practice manager Moira Pollock. She left the show in November 2017. In February 2018, Patikas reprised her role as Moira. Her character last appeared in 2020.
In 2007, Patikas married the actor Jonathan Aris, and they have two children. They met on the set of the 2005 television film Planespotting. When not acting Patikas works as a journalist and fashion stylist.