Barguzin

Barguzin may refer to:
 * Barguzin (river), a river in Buryatia, Russia
 * Barguzin Range
 * Barguzin Nature Reserve
 * Barguzin (rural locality), a rural locality (a selo) in the Republic of Buryatia, Russia
 * Barguzin class hovercraft
 * BZhRK Barguzin, Russian railway-based intercontinental ballistic missile.