Longum

Longum may refer to:

People

 * Leif Longum (1927–1997), a Norwegian essayist and literary researcher

Places

 * Longum, Agder, a village in Arendal municipality in Agder county, Norway

Science

 * Longum means "long" in Latin, so it has been used in the scientific names of several living things:
 * Bifidobacterium longum, a type of bacteria of the human digestive system
 * Glottiphyllum longum, a species of succulent plant
 * Piper longum, a flowering vine also known as Indian long pepper
 * Methylobacterium longum, a facultative methylotrophy bacteria
 * Xanthophyllum longum, a tree in the family Polygalaceae

Other

 * Longum is type of syllable weight in poetry