alfred nourney

hello my question could be very silly but here we go, I know that Alfred Nourney, a second class passenger, that was transfered to first class appears on the passengers list as The Baro of Von Drachsted, he really was a baron? or he just "self-named" like this? Is the same case with Berthe...

https://www.encyclopedia-titanica.org/titanic-survivor/alfred-nourney.html