Legio VI can refer to any of the following Roman legions
Legio VI Ferrata, which served under Julius Caesar and later Mark Antony and Augustus Caesar Legio VI Hispana, a little-known legion which might have been founded by Septimus Severus Legio VI Victrix, which served under Augustus Caesar Legio VI Herculia, levied by the emperor Diocletian
See also List of Roman legions