Hague Convention
- Apostille Convention
- Convention for the Suppression of Unlawful Seizure of Aircraft
- Convention on Certain Questions Relating to the Conflict of Nationality Laws
- First International Opium Convention (The Hague)
- Hague Adoption Convention
- Hague Agreement (disambiguation)
- Hague Choice of Court Convention
- Hague Conference on Private International Law
- Hague Convention 1996
- Hague Convention Abolishing the Requirement of Legalisation for Foreign Public Documents
- Hague Convention for the Protection of Cultural Property in the Event of Armed Conflict
- Hague Convention on Foreign Judgments in Civil and Commercial Matters
- Hague Convention on the Civil Aspects of International Child Abduction
- Hague Convention on the Law Applicable to Trusts and on their Recognition
- Hague Conventions of 1899 and 1907
- Hague Evidence Convention
- Hague Maintenance Convention
- Hague Securities Convention
- Hague Service Convention
- Hague Tribunal (disambiguation)
- League of Nations Codification Conference, 1930
- List of Hague Conventions on Private International Law
- Treaty of The Hague (disambiguation)