世界贸易中心协会（World Trade Centers Association，缩写：WTCA）简称世贸中心协会，成立于第一个世界贸易中心（纽约）创建的1970年，是一个非盈利性，非政治性的协会，代表316个成员在91个国家，致力于创建和有效运作的世界贸易中心（世贸中心）的手段扩大贸易。

世界贸易中心协会的创始原则是：

世界贸易中心协会是由24名成员组成的国际董事会，高管组成的世界贸易中心协会成员在世界各地，并选出的成员。8个常设委员会已成立了运行工作的协会在以下领域：

The World Trade Centers Association (also abbreviated as: WTCA) was founded in 1970 following the establishment of the first World Trade Center in New York City. WTCA is a not-for-profit, non-political association dedicated to the establishment and effective operation of World Trade Centers (WTCs) as instruments for trade expansion. The association represents 316 members in 91 countries (World Trade Center of Grenoble in France for example). The WTCA is an unofficial umbrella trade association that unites corporations and government agencies in international trade.