{{Wiktionary|BNF}} '''BNF''' may refer to: {{TOC right}} ==Science== * Backus–Naur form, a formal grammar notation in computer science * Biological nitrogen fixation * ''British National Formulary'', a drug reference manual * β-Naphthoflavone, an organic compound
==Organisations== * British Nutrition Foundation, a charity * Bibliothèque nationale de France (BnF), the French national library
===Political parties=== * Balawaristan National Front, Pakistan * Belarusian National Front ({{langx|be-Latn|link=no|Belaruski Narodny Front}}) ** BPF Party, break-away group from 1993 ({{langx|be-Latn|link=no|Partyja BNF}}) * Botswana National Front * British National Front
==Other uses== * Big Name Fan, a well-known fan
{{disambiguation}}