Asia
Indian Peninsula — India is often called a subcontinent; the peninsula includes most of southern India.
Arabian Peninsula — Includes Saudi Arabia, Yemen, Oman, UAE, Qatar, Bahrain, and Kuwait. It’s the world’s largest peninsula.
Indochina Peninsula — Includes Vietnam, Thailand, Cambodia, Laos, Myanmar, and part of Malaysia.
Korean Peninsula — Includes North Korea and South Korea.
Malay Peninsula — Includes parts of Thailand and Malaysia.
Kamchatka Peninsula (Russia) — A volcanic region in eastern Russia.
Europe
Iberian Peninsula — Spain, Portugal, Andorra, and a small part of France.
Italian Peninsula (Apennine Peninsula) — Italy, San Marino, and Vatican City.
Balkan Peninsula — Greece, Albania, Bulgaria, and other countries of south-eastern Europe.
Scandinavian Peninsula — Norway and Sweden (and part of Finland).
Africa
Horn of Africa — Somalia, Ethiopia (partially), Djibouti, and Eritrea.
Sinai Peninsula — Part of Egypt; connects Africa and Asia.
North America
Florida Peninsula (USA) — The state of Florida extends into the Atlantic Ocean and Gulf of Mexico.
Baja California Peninsula (Mexico) — A long peninsula along Mexico’s west coast.
Alaskan Peninsula (USA) — Extends from mainland Alaska toward the Aleutian Islands.
South America
Guajira Peninsula — Northern Colombia and Venezuela.
Taitao Peninsula — Southern Chile.
Australia & Oceania
Cape York Peninsula (Australia) — Northernmost part of Queensland, Australia.