Ebenezer Scrooge was his full name.
Mr Fezziwig
Scrooge's first name is Ebenezer.
Belle
Mr Fizzywigg
Ebenezer
Belle
Mr. Collins first name is William, as we know from his signature on the first letter he sends Mr. Bennet.
Uncertainty and disbelief
Mr. Rogers first name was Fred
Mr. Pitt's first name is Justin.
Mr. Celsius first name is Anders.
Bob Cratchit