Whose birthday is specifically described in A Dream of Red Mansions?

Baoyu's birthday is about April 26th. He is the same Amanome as Baoqin, Pinger and Xing Xiuyan, and Si Er is added to highlight them. The second time: Yuan Chun's birthday is the first day of the first month; The 22nd time: Xue Baochai's birthday is the 21st day of the first month;

26th time: Xue Pan's birthday is the third day of May;

42nd time: Qiaojie's birthday is July 7th;

Scene 43: Wang Xifeng's birthday is the second day of September;

Chapter 62: Both Lin Daiyu's and Xiren's birthdays are February 12. Mrs. Wang's birthday is March 1; Jia Lian's birthday is the ninth day of March;

The seventieth time: Tanchun's birthday is the second day of March;

7 1 Back: Jia Mu's birthday is August 3rd.