Sheikh Mohammed bin Hassan Al Khater married Sheikha Sabika daughter of Sheikh Qassim. Also, Sheikh Fahad bin Mohammed bin Hassan Married Sheikha Nora the only daughter of Sheikh Ali bin Qassim Al Thani (Jouan) and granddaughter of Sheikh Qassim. The family ties between Al Khater and Al Thani is one of the strongest ties in Qatar due to the marriages that occur between these two families.