B65

B65 or B-65 may refer to:


 * B65 (New York City bus) in Brooklyn
 * Sicilian, Richter-Rauzer, Encyclopaedia of Chess Openings code
 * a 65 Billionen parameters LLaMA (Large Language Model Meta AI)
 * B-65 Atlas, an American missile
 * Design B-65 cruiser, a planned class of ships for Japan in World War II