It could if it's sufficient to distinguish from the person who's on the list, but this may or may not be enough. We'll have to compare the information that's on the list and compare what's in the passport.
One scenario is if this passenger who was denied boarding has given names--first names in English, les prénoms, and multiple prénoms, and these are different from the ones on the list. We can do that rather quickly, but that complexity is going to depend on what the element is that distinguishes the person from the person on the list.