Knuckle (disambiguation)

A knuckle is a joint on the hand.

Knuckle or knuckles may also refer to:

Arts, entertainment, and media

 * Knuckle (film) a 2011 documentary about bare knuckle boxing in Ireland
 * Knuckle Bine, a character from the anime/manga series Hunter × Hunter
 * Knuckles the Echidna, a fictional character from the Sonic the Hedgehog video game series
 * Knuckles the Echidna (comics), American comic book series
 * Knuckles (TV series), television miniseries

Biology and anatomy

 * Knuckles, the dorsal crenulations (bumps) of the gray whale where most whales have a dorsal fin
 * Knuckle-walking, a form of quadrupedal walking in which the forelimbs hold the fingers in a partially flexed posture that allows body weight to press down on the ground through the knuckle
 * Pork knuckle, a part of a pig's leg used as the basis of the traditional German dish Eisbein

People with the name

 * Knuckles Boyle (1909-1943), American football player
 * Frankie Knuckles (1955–2014), American DJ, record producer, and remixer

Other

 * Brass knuckles (also called knuckles), weapons used in hand-to-hand combat
 * Knuckle coupler, a railway coupling, a mechanism for connecting rolling stock in a train
 * Knuckle joint (mechanical), used to connect the two rods which are under the tensile load
 * Knuckles Mountain Range, Sri Lanka