Reconstructionism

Reconstructionism may refer to:
 * Christian Reconstructionism, a Calvinistic theological-political movement
 * Hellenic Polytheistic Reconstructionism, a revival of ancient Greek religion
 * Polytheistic reconstructionism, an approach to Neopaganism
 * Reconstructionist Judaism, a modern American-based Jewish movement
 * Zalmoxianism, a rebirth of ancient Dacian religion