The name John Mitchell can refer to several different people.

• John N. Mitchell, U.S. Attorney General and Watergate conspirator
• John Mitchell, president of the United Mine Workers.
• John Mitchell, American composer .
• John F. B. Mitchell, British climatologist/Climate modeller.
• John Mitchell (1815-1875), journalist and political writer

Other people with similar names include:

• John Michell, British geologist and astronomer
• John Mitchel, Irish nationalist and politician.