Leech (disambiguation)

Leech is a common name for the annelids comprising the subclass Hirudinea.

Leech may also refer to:

Leeching (medical), a form of bloodletting in medieval and early-modern medicine which used leeches
Leech (computing), in computing, someone who uses others' information or effort but does not provide any in return
The aft edge of a sail, which is referred to as a leech in sailing
Leech (comics), a fictional character in the X-Men universe
Leech lattice, in mathematics, a lattice Λ in R²⁴, discovered by John Leech
Leech (Masters of the Universe), a character from He-Man and the Masters of the Universe
Leeches, an alternative name for pythiosis in horses
The 12th episode of the first season of Smallville
The Leech, a 1956 film
Leeches!, a 2003 film
Leech Creek, a stream in Wisconsin

Surname

Allen Leech (born 1981), Irish stage, television and film actor
Faith Leech (1941–2013), Australian freestyle swimmer
Geoffrey Leech (1936–2014), specialist in English language and linguistics
George Leech (disambiguation)
Haliburton Hume Leech (1908–1939), Royal Air Force aviator, air racer and test pilot
James Russell Leech (1888–1952), Republican member of the U.S. House of Representatives from Pennsylvania
John Leech (disambiguation)
Kenneth Leech (born 1939), Anglican priest and Christian socialist
Margaret Leech (1893–1974), American historian and fiction writer
Richard Leech (1922–2004), Irish actor
Richard Leech (tenor) (born 1957), American operatic tenor
Ryan Leech (born 1979), Canadian trials mountain bike rider
Samuel Leech (1798–1848), sailor in the Royal Navy and the United States Navy during the War of 1812