The youngest girl to clear the CA exam in India was 19-year-old Yagnesh Mehta from Surat. She cleared the exam in one attempt in 2017.
While the record for the youngest CA in India is held by Yagnesh Mehta, there is no publicly available information about the youngest girl to clear the CA exam globally. This record could be held by a girl in a different country, and the information may not be widely reported.