Doctor (illustrated by Lars Brown)

In Worlds’ End, Brant Tucker encounters a man who is known only as The Seeker. He is searching for a reality where Prez Rickard becomes the President Of The United States. The Seeker tells Brant about Prez beginning with his birth and ultimately ending with his death.

This man is the doctor who help deliver Prez Rickard into the world.

He appears in Sandman # 52, on page 3, in panel 1.