IIP
IIP stands for:
- Idiopathic interstitial pneumonia
- Index of Industrial Production, see production index
- International Ice Patrol
- Inventory of Interpersonal Problems, a self-assessment questionnaire for the assessment of interpersonal problems
- Invisible IRC Project
- Input Intercept Point, see intercept point ( signal processing )
- Investors in People or Investor in People
- Irish Independence Party, a party founded in Northern Ireland in 1977
- Disambiguation
- Abbreviation