L16 or L-16 may refer to:
Vehicles Aircraft Aeronca L-16, a United States Army liaison aircraft Albatros L.16, a German biplane Hansa-Brandenburg L.16, an Austro-Hungarian triplane L16, a United States Navy L-class blimp
Ships , a frigate of the Royal Danish Navy , submarine of the Royal Navy , a destroyer of the Royal Navy , an amphibious assault ship of the Indian Navy , a Leninets-class submarine
Other uses L16 81mm mortar, a British standard mortar Lectionary 16, a 12th-century Greek manuscript of the New Testament Meadowlark Airport, in Huntington Beach, California Nissan L16 engine, an automobile engines L16, an RTP payload format