Mam or MAM may refer to:
- Mam language, a Mayan language spoken in Guatemala
- Mam people, an indigenous Maya people in Guatemala
- Mam (Maya mythology), a reverential term for certain aged Maya deities.
- Mam, Azerbaijan, a village
- Mam Jokmok, Thai comedian
- "Mother", colloquially (sometimes) in several English-speaking countries such as the United Kingdom, Ireland, South Africa, Australia, New Zealand and is also the word for mother in Welsh.
- Mam (film), an award-winning British short film written by Vivienne Harvey, directed by Hugo Speer and produced by Vigo Films.
- Isle of Mam, a phantom island
- Monoacetylmorphine, or MAM; one of two metabolites of heroin (either 3-MAM or 6-MAM) & an active opioid narcotic by itself
Read more about Mam: MAM (three-letter Acronym)