L13

L13 or L-13 may refer to:

Vehicles

 * LET L-13 Blaník, a trainer glider
 * SOVIET SUBMARINE L-13, a Leninets-class submarine
 * Stinson L-13, an American utility aircraft
 * Zeppelin LZ 45, a German airship

Proteins

 * 60S ribosomal protein L13
 * Mitochondrial ribosomal protein L13
 * Ribosomal protein L13 leader, a family of human genes

Other uses

 * Barcelona Metro line 13
 * Kwese language
 * Nissan L13 engine