L class

L class or Class L may refer to:

Rail transport

 * Barry Railway Class L, 0-6-4T steam tank locomotives
 * Highland Railway L Class, 4-4-0 steam locomotives
 * Maine Central class L 4-4-0, steam locomotives
 * NBR Class L, 4-4-2T  steam locomotives
 * NZR L class, 2-4-0T steam locomotives
 * LB&SCR L class, 4-6-4 steam tank locomotives
 * Victorian Railways L class, electric locomotives
 * WAGR L class, light axle load steam locomotives
 * WAGR L class (diesel)
 * L-class Melbourne tram
 * L-class Sydney tram

Ship types

 * L-class destroyer (disambiguation), several classes
 * L-class submarine (disambiguation), several classes

Other uses

 * L-class blimp, airships built for the U.S. Navy
 * L-class star, a type of brown dwarves
 * L (complexity), a complexity class in computational complexity theory
 * L class, indicates "Miscellaneous" when used in the fifth letter notation on the NYSE ticker symbol.