Foreign secretary may refer to:

• Foreign Secretary (United Kingdom), the cabinet minister who heads the Foreign, Commonwealth and Development Office
• Foreign Secretary (Bangladesh), the most senior diplomat and non-political official in the Ministry of Foreign Affairs
• Foreign Secretary (Guyana), a senior official within the Ministry of Foreign Affairs and International Cooperation
• Foreign Secretary (India), the top diplomat of India and administrative head of the Ministry of External Affairs
• Foreign Secretary (Pakistan), the most senior civil servant in the Ministry of Foreign Affairs
• Foreign Secretary (Sri Lanka), the Permanent Secretary in the Ministry of Foreign Affairs

• Secretary of Foreign Affairs (Federated States of Micronesia), the cabinet member who heads of the Department of Foreign Affairs
• Secretary of Foreign Affairs (Honduras), the cabinet minister in charge of implementing foreign policy, currently Eduardo Enrique Reina
• Secretary of Foreign Affairs (Mexico), the cabinet minister in charge of implementing foreign policy
• Secretary of Foreign Affairs (Philippines), the cabinet minister in charge of implementing foreign policy
• Secretary of State for Foreign and Political Affairs (San Marino), the minister of the Congress of State in charge of implementing foreign policy

• Ministry of foreign affairs, a government department of a country
• Secretary of State (disambiguation)