Brown snake may refer to:
- species of the genus Pseudonaja, highly venomous snakes endemic to Australia
- species of the genus Rhadinaea, the graceful brown snakes, snakes endemic to North America and Central America
- species of the genus Rhadinella, the graceful brown snakes, snakes endemic to North America and Central America
- the genus Sordellina, a monotypic genus with its sole representative, the dotted brown snake, Sordellina punctata, endemic to Brazil
- species of the genus Storeria, snakes endemic to North America and Central America
- King brown snake (Pseudechis australis), a highly venomous Australian snake of the family Elapidae
This page is an index of articles on animal species (or higher taxonomic groups) with the same common name (vernacular name). If an internal link led you here, you may wish to edit the linking article so that it links directly to the intended article.