Half back

A halfback, half back, or half-back may refer to:


 * , in rugby league football
 * Halfback (rugby league)
 * Half-back (rugby union)
 * Fly-half (rugby union)
 * Scrum-half (rugby union)
 * Half back (association football), an obsolete position
 * Centre-back
 * Wing half
 * Halfback (American football), a type of running back
 * Halfback (Canadian football), a type of defensive back
 * Half-back line, in Australian rules football