John Plumb

John Plumb may be:

• John Plumb (painter) (1927–2008), British abstract painter
• John Plumb (politician) (1846–1891), Australian politician
• John F. Plumb, American aerospace engineer and politician
• John H. Plumb (1911–2001), British historian
• John Plumbe (sometimes Plumb; 1809–1857), Welsh-born American photographer, gallerist, and publisher