John Harrison (disambiguation)

John Harrison is the name of:

• John Harrison ( watchmaker ) ( 1693-1776 ), English watchmaker
• John Harrison (chemist) ( 1773-1833 ), American chemist
• John Harrison ( filmmaker ) ( born 1948 ), American filmmaker
• John Leonard Harrison (1917-1972), British zoologist
• John R. Harrison ( born 1933), American journalist
• John Scott Harrison (1804-1878), American politician
• John William Heslop - Harrison (1881-1967), British botanist

• Disambiguation