Look up halfback in Wiktionary, the free dictionary.
A halfback, half back, or half-back may refer to:
- Stand-off, in rugby league football
- Halfback (rugby league)
- Half-back (rugby union)
- Half back (association football), an obsolete position
- Halfback (American football), a type of running back
- Halfback (Canadian football), a type of defensive back
- Half-back line, in Australian rules football