|Occupation||Professor of Biology|
|Family||Severus Sidious (Father), Minerva Sidious (Mother), 3 Brothers, Maris Sidious (Wife), Orlis Sidious (Son)|
Seftus was the oldest of Severus and Minerva Sidious' 4 sons. He did resonably well in school, and became a teacher soon after he graduated. He later studied Biology and became a professor in Universities. He met Maris Wentax whilst on a walk, and they got married in 2534. Their only child, a son named Orlis, was born 2 years later. Seftus died in 2587 at the age of 76.