Who has the sharingan?

There are only a few known Naruto characters that posses the Sharingan.

The first is Uchiha Madara. He and his brother Izuna are the first of the uchiha to obtain the Mangekyou Sharingan. The Second and third is Uchiha Itachi & Uchiha Sasuke. Next is Uchiha Obito. He gained his sharingan while on a mission with the soon-to-be Yondaime Hokage, 13 year old Kakashi and Rin but died shortly after. Kakashi and Danzo are the only known Non-Uchiha Sharingan users. Kakashi got is from Obito and Danzo stole it from the murdered Uchiha Shisui. Lastly is Uchiha Shisiu. Not much is known about him but it is common knowledge that he was murdered by Itachi to gain the Mangekyou.