Origin and History of JARTHA

History:

Tracing the history of less common names needs a lot of digging through old records and documents.

Description:

I need more specialized resources to answer your question.

However, we can guess at some possibilities based on how names usually change. Shorter versions like Jarth are likely. Adding letters, like in Jarthan, is another possibility. A slightly different spelling, Jarta, could also exist.