What's A Zi's name?

There is no official name, but it is obvious that the surname is Duan.

A Zi, a character in Jin Yong's martial arts novel Tian Ba Long Bu, is the second daughter of Duan and his mistress Ruan, and also the sister of Arjun. He grew up under Ding Chunqiu and lived with stars since childhood. He learned his character and behavior very harshly, but there was no lack of innocence and persistence.