E23
# E23

E23 may refer to:

* BMW E23
* British submarine HMS E23
* European route E23
* Sprint Expressway, a major expressway in Kuala Lumpur (designated as Sprint Expressway in the Malaysian Expressway System)
* Nimzo-Indian Defense, Encyclopaedia of Chess Openings code
* Higashi-Meihan Expressway and Ise Expressway, route E23 in Japan
* Citybus Route E23 in Hong Kong
