Thelma is a ♀ female name.
The name Thelma is an invention of the British author Marie Corelli for her novel of the same name in 1887. She used the name for a Norwegian protagonist, even though Thelma is not a Norwegian name. Thelma possibly is of Greek origin.
Thelma means “will”, “volition” or “desire” (from Greek “θέλημα/thelema”).