The Dune Encyclopedia
This article or section refers to elements that appear exclusively in The Dune Encyclopedia.

Sidir IX was the son of Sidir VIII and the brother of Costin VI and Menemtahe V.

He was succeeded by his brother, Costin.

Preceded by
Sidir VIII
Padishah Emperor of the Known Universe
2066 AG-2075 AG
Succeeded by
Costin VI
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