John Potter may refer to:

• John Potter (American football) (born 1990), American football player
• John Potter (bishop) (c. 1674–1747), Archbishop of Canterbury
• John Potter (Conservative politician) (1873–1940), Member of Parliament for Eccles, 1931–1935
• John Potter (cricketer) (born 1949), former English cricketer
• John Potter (fencer) (1910–1991), American Olympic fencer
• John Potter (footballer) (born 1979), Scottish footballer
• Sir John Potter (Liberal politician) (1815–1858), Member of Parliament for Manchester, 1857–1858
• John Potter (musician), English tenor and academic
• John Potter (priest) (1713–1770), Dean of Canterbury, 1766–1770
• John E. Potter (born 1956), United States Postmaster General
• John F. Potter (1817–1899), U.S. Representative from Wisconsin
• John Gerald Potter (1829–1908), English wallpaper manufacturer and art patron
• John Lishman Potter (1834–1931), New Zealand goldminer, stonemason and builder
• John M. Potter (1924–1993), Republican Party state legislator from Wisconsin
• John William Potter (1918–2013), U.S. federal judge
• John Potter Jr. (1821–1879), Greenback Party state legislator from Wisconsin
• John Potter (writer) (fl. 1754–1804), English writer and composer
• John Deane Potter (1912–1981), British journalist
• John Potter (chemist) (1927–2017), English chemist who falsely claimed to be a Special Operations Executive agent
• John Potter (racing driver) (born 1982), race car driver and race team owner
• John Potter (Canadian politician) (1911–1985), member of the Legislative Assembly of New Brunswick
• John Milton Potter (1906–1947), president of Hobart and William Smith Colleges

• Jack Potter (born 1938), Australian cricketer
• Jon Potter (born 1963), field hockey player
• Jonathan Potter (born 1956), British professor and originator of discursive psychology
• Jonathan Potter (cricketer) (born 1971), English cricketer
• Jonathan Potter (computer programmer), Australian programmer