باتون روج ( Baton Rouge ؛ / ˌ b æ t ən ˈ r uː ʒ / BAT-ən ROOZH; من بالفرنسية Bâton-Rouge، وتعني "red stick") عاصمة ولاية لويزيانا وثاني أكبر مدنها. Located on the eastern bank of the Mississippi River, it is the parish seat of East Baton Rouge Parish, Louisiana's most populous parish (the equivalent of counties in other states).