B73
# B73

B73 or B-73 may refer to:

* Bundesstraße 73, a German road
* Sicilian Defense, Dragon Variation, according to the Encyclopaedia of Chess Openings
* Sutton Coldfield, according to the list of postal districts in the United Kingdom
* HLA-B73, an HLA-B serotype
* B73 (maize), a long-established maize genome
