Pia Merete Tjelta (born 12 September 1977 Stavanger ) is a Norwegian actress.

Tjelta graduated from the Norwegian National Academy of Theatre in 2006, but had already appeared in many films. She made her film debut in 2001 in the film Mongoland. She entered the Norwegian National Academy of Theatre in 2000, but after taking a two-year maternity leave, she did not manage to graduate until 2006. In 2005, she also worked on the jury of the TV series Filmstjerne on TV 2.