- Secretary
- Secretary (Asylum of the Daleks)
- Secretary (Frontier in Space)
- Secretary (Tardisode 10)
- Secretary 1 (Subterfuge)
- Secretary 2 (Subterfuge)
- Secretary Chekz
- Secretary General
- Secretary General (The Paradise of Death)
- Secretary General (The Pyramid at the End of the World)
- Secretary General of International Space Command
- Secretary General of the United Nations
- Secretary of State
- Secretary of State for War