Factophobe
A person who’s so stubborn they’d rather be wrong than admit they’re wrong. They’re like a wall, you can’t move them, no matter how hard you try.
He wouldn’t budge when shown the facts. He said, "I’m not moving. I’m right."
She refused to accept the truth. She said, "I’m not wrong. I’m just stubborn."
He said, "I don’t need facts. I don’t need proof. I need to be right."