LDP

LDP may mean:

Politics

 * Liberal Democratic Party (disambiguation), a list of liberal democratic parties
 * Laban ng Demokratikong Pilipino, a political party in the Philippines
 * Lebanese Democratic Party, a political party in Lebanon
 * League for Democracy Party, a political party in Cambodia
 * Liberal Democratic Party of Germany, a political party in East Germany
 * Liberal Democratic Party (Japan), a political party in Japan

Technology

 * Label Distribution Protocol, a routing protocol used in Multiprotocol Label Switching networks
 * Laserdisc player
 * Linked Data Platform, a Semantic Web specification
 * Linux Documentation Project

Mathematics

 * Large deviation principle, the rate function in mathematics

Locations

 * Damansara–Puchong Expressway or Lebuhraya Damansara–Puchong (LDP), an expressway in Malaysia
 * Long-distance footpaths in the UK (long-distance paths)
 * Lower Duck Pond, a fictional town created by the subreddit of /r/HaveWeMet

Language

 * Lingwa de planeta, a conlang mentioned in Worldlang

Other

 * Loan deficiency payments, a U.S. agriculture policy farm income support program
 * Local Development Plan, a form of town and country planning document in Wales
 * Long day plant, a plant that flowers when the night length falls below its critical photoperiod
 * Long Distance (Skateboard) Pumping
 * Leadership development Program, a type of professional development program for businesses and organizations
 * Landed Duty Paid (LDP), a shipping term indicating the seller will import to country of destination and pay duty on goods