What is "diakos"

Diakos (Greek: Διάκος) may refer to several Greek revolutionary heroes:

• Athanasios Diakos, Greek revolutionary leader
• Dionysis Diakos, Greek revolutionary leader
• Ioannis Diakos, Greek revolutionary leader
• Athanasios Diakos, Greece, a mountain village in Phocis, named after the Greek revolutionary leader