Meaning and information about Peter, What does Peter mean? Peter means 'King Henry IV, Part 2' Peter Bullcalf, a country soldier. 'Henry VI, Part 2' Thomas Horner's man. 'King John' Peter of Pomfret, a prophet. 'Measure for Measure' A friar. 'The Tragedy of Romeo And Juliet' Servant to Juliet's nurse. Find similar names like Peter.