what does the name porto mean
1 Portuguese: habitational name from Porto (Oporto). 2  Spanish: habitational name from any of the numerous places, especially in Galicia, named Porto, usually in the sense âmountain passâ. 3  Italian: habitational name from any of numerous minor places named or named with Porto, from porto âportâ, âharborâ. Spanish: habitational name from any of the numerous places, especially in Galicia, named Porto, usually in the sense âmountain passâ. 2  Italian: habitational name from any of numerous minor places named or named with Porto, from porto âportâ, âharborâ.