Background
Sønck was born in Hjerm, near Struer as Grethe Ingeborg Nielsen Hald, but changed her surname to Sønck in 1968.
Sønck was born in Hjerm, near Struer as Grethe Ingeborg Nielsen Hald, but changed her surname to Sønck in 1968.
As a revue actress, she started in Cirkusrevyen at Dyrehavsbakken in 1962, and later came to Nykøbing Falster Revue. Grethe Sønck died on 12 February 2010 of natural causes, aged 80, at her home in Rågeleje.