•
John Nelson (British Army officer) (1912–1993), Commandant of the British Sector in Berlin •
John Nelson (convert), 16th-century English convert to Islam •
John Nelson (lawyer) (1791–1860), Attorney General of the United States in the 19th century •
John Nelson (martyr) (1534–1578), Catholic priest, killed for refusal to acknowledge Queen's supremacy over Church in England •
John Nelson (merchant) (1654–1734), American colonial figure in Boston •
John Nelson (physician), physician, president of the American Medical Association •
John Nelson (police officer) (1928–2003), American policeman, regarded as founder of police special forces units •
John Nelson (businessman) (born 1947), chairman of Lloyd's of London •
John Yeates Nelson (1850–1932), Australian public servant ==See also==