John Roper

• John Roper, 1st Baron Teynham, English nobleman
• John Roper, Baron Roper, British politician
• John Roper , former American football linebacker
• John Roper , Major League Baseball pitcher
• John Roper, former British ambassador to Luxembourg
• John Roper , Australian explorer
• John Herbert Roper, American historian and author
• John W. Roper, Vice Admiral in the United States Navy
• John Charles Roper, Anglican bishop