Thani bin Jassim Al Thani (1856–1943)

In this Arabic name, the surname is Al Thani.

Thani bin Jassim bin Muhammed Al Thani (1856–1943) was the sheikh of Al Gharrafa. His father, Jassim bin Mohammed Al Thani –from the ruling al Thani family– was the ruler of Qatar.

allikas: https://en.wikipedia.org/wiki/Thani_bin_Jassim_Al_Thani