N
- Nagarjuna
- Nancy, Jean-Luc
- Natural Deduction
- Natural Kinds
- Natural Law
- Natural Theology
- Naturalism
- Naturalistic Epistemology
- Nature, Laws of
- Neo-Confucian Philosophy
- Neocolonialism
- Neo-Kantianism
- Neo-Platonism
- Neo-Stoicism
- New Atheists
- Nicholas of Cusa
- Nietzsche, Friedrich
- Nihilism
- Non-Cognitivism in Ethics
- Nothing, The Metaphysics of
- Novalis
- Nozick, Robert
- Nyaya