Family Tree : Hassan ibn Ali bin Abi Talib

Ali ibn Abi Talib = Fatima bint Muhammad

Hassan ibn Ali bin Abi Talib =
Umm Is'haq
Hafsa bint 'Abd

Hussain ibn 'Ali
Zaynab bint 'Ali
Umm Kulthum bint

al-Hasan bin al-Hasan bin 'Ali

Zayd bin al-Hasan bin 'Ali

Others:
Qasim
Fatimah
'Abdullah
Talha
Umm al-Hasan (Maymunah)
Umm al-Husan

'Abdullah bin al-Hasan
al-Hasan bin al-Hasan
Ibrahim

al-Hasan bin Zayd