Prominent of those theories are of claiming scion from the Suryavansh and the Kurma Avatar of Lord Vishnu.
[6] Ish Devji a Kachhwaha Raja of outstanding merit, with his capital at Gwalior, is recorded to have died in 967 A.D. Brahmin genealogists place him as being the three hundred & third generation after Ikshwaku.
"Kachawa" word became popular in the late 16th century during the reign of Raja Man Singh.
[8] He was married to the daughter of Rao Lunkarna of Bikaner, with all his wives summed to nine, giving birth to 18 sons.
One of his sons, Purnamal died fighting with Humayun's brother Hindal in a battle that occurred in 1539 AD.