Count Ilban Richese was the head of House Richese, the father of Helena Richese and the grandfather of Duke Leto Atreides. Ilban married Edwina Corrino in 10090 AG and besides giving birth to Helena in 10095 AG, the couple also had 4 other daughters and 6 sons. His eyes were burned out during a Sardaukar attack on a Richesian moon, and he had artificial Tleilaxu eyes fitted in their place.