Nobody from the series, must be a fanon character.
Sasuke Uchiha and Madara Uchiha
Sasuke Uchiha is a male. He is the younger brother of Itachi Uchiha.
Sasuke Uchiha, Tobi AKA Obito Uchiha, Madara Uchiha, Shisui Uchiha, Kakashi Hatake, Danzo and Itachi Uchiha.
Bobby uchiha
Itachi Uchiha part of the Uchiha clan also a member of the akatsuki
Mikoto Uchiha is Itachi and Sasuke Uchiha's mother.
The name of Sasuke Uchiha's brother is Itachi Uchiha from Konoha but slew the whole Uchiha clan.Itachi
Father: Fugaku Uchiha (deceased) Mother: Mikoto Uchiha (deceased)
Akatsuki didn't killed the entire uchiha clan. itachi Uchiha did. But it was a mission. Since Itachi Uchiha needed to kill the entire uchiha clan, Madara Uchiha knew everything what has happened. Sasuke Uchiha (The little brother of Itachi Uchiha) Is one of the 3 survivor's. When Sasuke killed Itachi, Tobi (Madara uchiha) told Sasuke the truth about Itachi. Since then, Uchiha Sasuke want revenge on konoha.
Uchiha Memo or Uchiha Guillermo are the same person he is one member of the 4 novel familys he is a family member from the uchiha clan he is the only family member that has obtain the Mangekyo Sharingan he is the most important family member of the uchiha clan.
No
No, she is not in the Uchiha clan.