| Acronym | Definition |
|---|
| UNDP➣United Nations Development Programme |
| UNDP➣United National Democratic Party (now United Progressive Party; Antigua and Barbuda) |
| UNDP➣United New Democratic Party (now United Democratic Party; South Korea) |
| UNDP➣Universal Notebook Data Platform (wireless networking) |
| UNDP➣Unión Nacional para la Democracia y el Progreso (National Union for Democracy and Progress) |
| UNDP➣Union National Democracy Party (est. 1988; Myanmar) |