TNF (disambiguation)

TNF (tumor necrosis factor) is a cell signaling protein (cytokine) involved in systemic inflammation.

TNF may also refer to:
 * Talking News Federation, UK charitable organization (see Talking Newspaper Association of the United Kingdom)
 * The NetBSD Foundation, US not-for-profit corporation that owns the intellectual property and trademarks associated with the NetBSD operating system
 * The North Face, US outdoor products manufacturer
 * Third normal form, in database normalization
 * Thursday Night Football, NFL weekly sports broadcast
 * Tumor necrosis factor superfamily, a protein superfamily
 * Tonfanau railway station, Gwynedd, Wales (National Rail station code)
 * Toussus-le-Noble Airport