Baig, also commonly spelled Beg, or Begh (
Persian: بیگ,
Bay,
Turkish:
Bey) was a title of Turko-Mongol origin, which is today used as a surname or middle name to identify lineage. It means
Chief or
Commander and is common in
Pakistan,
India,
Afghanistan,
Bangladesh,
Turkey,
Iran,
Caucasus,
Central Asia and
Eastern Europe (former Yugoslav) and among their respective diaspora.