Thomas Osborne may refer to: Thomas Osborne, 1st Duke of Leeds (1632–1712), English Lord High Treasurer, Lord President of the Council and MP for York Sir Thomas Osborne, 5th Baronet (1639–1715), Irish baronet and landowner Thomas Osborne (publisher) (1704?–1767), English publisher and bookseller Thomas Osborne, 4th Duke of Leeds (1713–1789), British Justice in Eyre and Cofferer of the Household Sir Thomas Osborne, 9th Baronet (1757–1821), Irish baronet and politician Thomas Burr Osborne (politician) (1798–1869), U.S. Representative from Connecticut Thomas Osborne (Australian journalist) (c. 1806–1853), Australian journalist and politician in the Victorian Legislative Council Thomas W. Osborn (1833–1898), U.S. Senator from Florida Thomas O. Osborn (1832–1904), American lawyer, soldier, and diplomat Thomas A. Osborn (1836–1898), Governor of Kansas Thomas Mott Osborne (1859–1926), American prison reformer Thomas Burr Osborne (chemist) (1859–1929), chemist, co-discoverer of Vitamin A Tom Osborne (born 1937), US college football head coach and member of Congress Tom Osborne (Canadian politician) (born 1964), Newfoundland and Labrador politician Tom Osborne (American football coach) (born 1960) Thomas E. Osborne, American engineer, created the Green Machine which led to the Hewlett-Packard 9100A