Petula Sally Olwen Clark, CBE is an English singer, actress and composer whose career has spanned seven decades.
Clark was born to a Welsh mother, Doris Clark, and an English father, Leslie Norman Clark, both of whom were nurses at Long Grove Hospital in Epsom, Surrey, England. Her father invented her first name and joked it was a combination of the names of two former girlfriends, Pet and Ulla.
Source: Wikipedia