Professor Charles Xavier, also known as Professor X, is a fictional character appearing in Marvel Comics. He is the founder and leader of the X-Men, a team of mutant superheroes who fight for equality and justice for mutants and humans alike.

Born with the mutant ability to read and control minds, Xavier dedicated his life to helping mutants cope with their powers and find acceptance in society. He founded the Xavier School for Gifted Youngsters, where he trained young mutants in the use of their powers and taught them to use them for the greater good.

As the leader of the X-Men, Professor X has faced numerous challenges, including battling the evil mutant Magneto and his Brotherhood of Mutants, as well as the threats of various other super-villains and alien invaders. He has also worked alongside other superheroes, such as the Avengers, to protect the world from danger.

Despite his immense powers and accomplishments, Professor X is known for his compassionate and selfless nature. He believes in the peaceful coexistence of humans and mutants and has dedicated his life to achieving this goal.

Overall, Professor X is a beloved and iconic figure in the Marvel Universe, known for his wisdom, leadership, and unwavering commitment to the greater good.