John Nicholl may refer to:

• John Nicholl (mariner) (fl. 1605–1637?), English mariner and author
• John Nicholl (judge) (1759–1838), Welsh MP for Penryn and judge
• John Nicholl (antiquary) (1790-1871), English antiquary
• John Iltyd Nicholl (1797–1853), Welsh MP for Cardiff and judge

• John Nichol (disambiguation)
• John Nicholls (disambiguation)

Topics referred to by the same term

This disambiguation page lists articles about people with the same name.
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