Len biography
Len is a common first name, and also may refer to:
- Len (band), a Canadian rock group
- Len (programming), a function that gives the length of a text string in some dialects of BASIC programming language
- Len (Tsukihime), a fictional character from the visual novel Tsukihime by TYPE-MOON
- Len (Norway), an important Norwegian administrative entity during 1536-1814, the period of Dano-Norwegian unification after their amalgamation as one state
- River Len, a river in the English county of Kent
- Len Kagamine (鏡音レン), a Vocaloid from VOCALOID 2
- Len (Wing Knight), a character from Kamen Rider Dragon Knight series
As a three-letter acronym LEN may refer to:
- Ligue Européenne de Natation, the European Swimming League
Biography from 
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