President of the United States of America (Yost Universe)

The President of the United States is the leader of the United States of America. His real name is currently unknown.

Biography
His name was mentioned by Pepper Potts who informed Tony Stark that every world leader is in the UN Building including him in a H.Y.D.R.A. attack.

Then Maria Hill, an acting Director of S.H.I.E.L.D when Fury was missing, had told Iron Man that she'll go to the President that she'll propose for a registration act for superheroes to work for S.H.I.E.L.D. whether the Avengers like it or not.