1. People

2. Places

Kaykaus or Keykavus or Kai Kaus or Keikavoos or Keykavos ({{lang-fa|كيكاوس}} may refer to:

People

• Kai Kaus (11th century)
• Kaykaus I (died 1220)
• Kaykaus II (died 1279/1280)
• Kay Kāvus, legendary king
• Rukunuddin Kaikaus, Sultan of Bengal

Places

• Keykavus, Chaharmahal and Bakhtiari, Iran
• Keykavus, Khuzestan, Iran
• Keykavus-e Aghajari, Khuzestan Province, Iran

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