John or Jack Robertson may refer to:
Politicians
United Kingdom politicians
- John Robertson (Bothwell MP) (1867–1926), MP for Bothwell, Lanarkshire 1919–1926
- John Robertson (Berwick MP) (1898–1955), Labour Party MP 1945–1951 for Berwick and Haddington, then Berwick and East Lothian
- John Robertson (Paisley MP) (1913–1987), Labour Party MP 1961–1979, co-founder of the Scottish Labour Party
- J. M. Robertson (John Mackinnon Robertson, 1856–1933), British journalist and Liberal MP for Tyneside 1906–1918
- John Home Robertson (born 1948), former MP and current member of the Scottish Parliament
- John Robertson (Glasgow MP) (born 1952), former Labour Member of Parliament for Glasgow North West
Australian politicians
- John Robertson (New South Wales Premier) (1816–1891), fifth Premier of New South Wales
- John Robertson (New South Wales politician) (born 1962), former Labor leader in New South Wales and opposition leader
Canadian politicians
- John Robertson (Canadian politician) (1799–1876), Scottish born member of the Canadian Senate from 1867
- John Robertson (Nova Scotia politician) (1784–1872), MP in the Nova Scotia House of Assembly
- Jack Robertson (politician) (1928–1971), provincial politician from Alberta, Canada
- John Alexander Robertson (1913–1965), Canadian Senator
- John Duff Robertson (1873–1939), politician in Saskatchewan
- John F. Robertson (1841–1905), merchant, ship broker and political figure on Prince Edward Island
- John Ross Robertson (1841–1918), Canadian newspaper publisher, politician, and philanthropist in Toronto, Ontario
New Zealand politicians
- John Robertson (New Zealand politician, born 1951), mayor of Papakura District, New Zealand
- John Robertson (New Zealand politician, born 1875) (1875–1952), New Zealand Social Democratic & Labour politician
United States politicians
- John Robertson (congressman) (1787–1873), politician and lawyer from Virginia
- John Brownlee Robertson (1809–1892), politician from Connecticut
Sportsmen
Cricket
- Jack Robertson (South African cricketer) (1906–1985), South African test cricketer
- Jack Robertson (English cricketer) (1917–1996), cricketer who played for Middlesex and England
- John Robertson (cricketer) (1809–1873), English cricketer
Football (Soccer)
- Jack Robertson (Scottish footballer) (1875–1923), Scottish footballer who played for Stoke, Liverpool and Southampton
- Jocky Robertson (1926–2004), Scottish footballer who played for Third Lanark and Berwick Rangers
- John Tait Robertson (1877–1935), Scottish footballer, who played for Everton, Southampton and Rangers, and managed Chelsea
- John Robertson (footballer, born 1884) (1884–1937), Scottish footballer, who played for Bolton Wanderers, Rangers and Southampton
- John Robertson (footballer, born 1953), Scottish footballer, who played for Nottingham Forest and Scotland
- John Robertson (footballer, born 1964), Scottish footballer, who played for and managed Heart of Midlothian
- John Robertson (footballer, born 1974), English footballer, who played for Wigan Athletic and Lincoln City
- John Robertson (footballer, born 1976), Scottish footballer, who plays for Ayr United
- Jon Robertson (born 1989), Scottish footballer
- Jonathan Robertson (born 1991), Dutch soccer player
Other sports
- John Robertson (American football) (born 1993), American football quarterback
- John Robertson (South Australian footballer), Australian footballer, who played for Port Adelaide, and South Australia at the 1914 Sydney Carnival
- John Robertson (Australian footballer) (1940–2001), Australian footballer, who played for Hawthorn
- John Robertson (Paralympic sailor) (born 1972), British Paralympic sailor
- John Robertson (Olympic sailor), Canadian sailor, see Canada at the 1948 Summer Olympics
Others
- Private John Robertson (c. 1780–?), U.S. soldier, participant in the Lewis and Clark Expedition
- Sir John Robertson (ombudsman) (1925–2001), New Zealand Chief Ombudsman, 1986–1994
- John Monteath Robertson, Davy Medal-winning chemist, 1960
- John A. Robertson, American writer and lecturer on law and bioethics
- John Holland Robertson (died 1909), of Robertson brothers, pioneers of South Australia
- John Robertson (FRS) (1712–1776), English mathematician
- John Robertson (gunmaker), owner of 19th century gunmaker Boss & Co.
- John Robertson (journalist) (1934–2014), hosted the interview portion of CBWT's 24Hours program in the late 1970s
- John Robertson (physicist) (born 1950), English physicist
- John Reid (British Army officer) (aka John Robertson, 1721–1807), British army general and founder of the chair of music at the University of Edinburgh
- John S. Robertson (1878–1964), Canadian film director
- John Robertson (minister) (1768–1843), Minister of Cambuslang, Scotland
- John Robertson (pastoralist) (1808–1880), Scottish-born pastoralist in Australia
- John Parish Robertson (1792–1843), Scottish merchant and author
- John Robertson (settler) (1797–1884), owner of a general store in Bells Corners (Ottawa, Canada) and Surveyor of Roads for the former City of Nepean
- John Robertson (composer) (born 1943), New Zealand born Canadian composer
- John C. Robertson (1848–1913), English-American contractor and builder
- John Robertson (Irish minister) (1868–1931), Irish Methodist