I hope you don’t mean Historical chronicles since most Historians take any particular nations historical chronicles with a healthy dose of skepticism since al Nations (except the Jews) were in the habit of recording their good things and twisting their defeats and losses into victories and benefits.
The Gemorah states that Nero left Rome and converted to Judaism and was an ancestor of Rebbe. This account of Nero was not recorded anywhere else and its generally accepted that Nero was either killed or committed suicide. In any case he had no known decendents and if he did they would have been killed as they were their rightful air to the Roman Emperor