Hilla, of Germanic origin, is derived from the ancient Germanic word "hild" which means "battle". This name gained popularity during the Middle Ages and was often used as a feminine given name in Germanic cultures. It was also used occasionally as a male name, adding to its versatility. The name Hilla has been known to have variations such as Hild and Hilma, further expanding its reach across different languages and cultures.
The name Hilla has seen a decline in popularity over the years, with only half as many babies being named Hilla in 2020 compared to 1996.