John Sinclair (disambiguation)

This is a disambiguation page. It lists authors that share the same name. If an article link referred you here, please consider editing it to point directly to the intended page.

John Sinclair may refer to:
  • John Sinclair (1754–1835), Scottish politician, writer on finance and agriculture
  • John Sinclair (1797–1875), Scottish religious author and amateur biologist
  • John Sinclair (1860–1925), 1st Baron Pentland, Scottish Liberal Party politician