There are different narrations about the total number of sons and daughters of Ameerul Mo'mineen (AS) due to mixing between some names and Kunyah. It has been mentioned that the number is 27 or 28 or 33 or 34 or 35 or 39. These narrations are in Al-Irshad by Al-Shaikh Al-Mureed, and Bihar Al-Anwaar and Tathkirat Al-Khawaass by Sibt ibn Al-Jawza and Yanabee' Al-Mawaddah and Tahtheeb Al-Kamal  by Al-Mazzi and other books.

'There names are: Al-Hasan, Al-Husain, Zainab, Um Kolthoom, Al-Abbas, Uthman, (After the pious Shia companion Uthman ibn Madh'oon, Jafar, Abdullah, Yahya, Ain,  Mohammad ibn Al-Hanafiyyah, Mohammad Al-Awasthi, and Amr عمرو , Ruqayyah, Umm Al-Hasan, Um Hanifa,  Fatima, Zainab Al-Soghra,  Maymoonah, Nafeesa,  Khadeeja, Umaamah, Ramlal Al-Kubram Jumanah, Um Salamah, Ruqayyah Al-Soghrah, Um Kolthoom Al-Soggrah, Ramlah Al-Soggra, Um Al-Kiraam, Um Ja'far, and Sukainah according to some narrations.

Wassalam.