Question: are darth sidious and the emperor the same?
Answer: Yes he is indeed the same person. Palpatine, a native of naboo, is the Dark Lord of the sith, was an apprentice of Darth Plagueis. Palpatine is his family name, while Darth Sidious is the name given to him by his master. ... So yes, Palpatine and Sidious are one and the same.