Thelma

Thelma is a female given name. It was popularized by Victorian writer Marie Corelli who gave the name to the title character of her 1887 novel Thelma. Although the character was supposed to be Norwegian, it is not a traditional Scandinavian name. It may be related to a Greek word meaning "will, volition" see Thelema). Note that although consonant with another female given name, Selma, the two are... (Wikipedia)