Rihanna Alleged Victim -- Deadly Weapon Charge

TMZ has confirmed Rihanna is the named alleged victim in the Chris Brown case and the allegation is that she was assaulted with a deadly weapon.

Law enforcement sources tell us the crime report calls the incident assault with a deadly weapon -- we do not yet know the nature of the weapon.

The crime report gives the victim's name as Robyn Fenty -- that's Rihanna's real name.