John or Johnny Graham may refer to:

• John Graham (history painter), English painter
• John Graham (painter) (1754–1817), Scottish painter and teacher of art
• John D. Graham (1886–1961), American painter
• Jon Dee Graham (born 1959), guitarist and songwriter from Austin, Texas
• John Galbraith Graham (1921–2013), British crossword compiler under the name "Araucaria"
• John J. Graham (1923–1994), American graphic artist
• John R. Graham (composer), American film composer
• John Graham (producer) (fl. 2000s), British music producer

• John de Graham (died 1298), Scottish soldier
• Sir John de Graham (died 1337), Scottish noble
• John Graham, Earl of Menteith (died 1346), Scottish soldier
• John Graham (pirate) (fl. 1683–1686), English pirate active off New England
• John Graham (British Army officer, born 1778) (1778–1821), founder of Grahamstown, South Africa
• John Graham (British Army officer, born 1923) (1923–2012)
• John Graham of Duchray, Scottish landowner and soldier

• John Graham, 4th Earl of Menteith (c.1529–c.1565), Scottish nobleman
• John Graham, 6th Earl of Menteith (c.1571–c.1598), Scottish nobleman
• John Graham, 3rd Earl of Montrose (1548–1608), Scottish peer
• John Graham, 4th Earl of Montrose (died 1626), Scottish peer
• John Graham, 1st Viscount Dundee (1648–1689), Scottish nobleman and soldier
• John Graham (died 1755), Scottish politician, MP for Stirlingshire 1722–27
• John Graham (Irish republican) (1915–1997), Irish republican
• Sir John Graham, 4th Baronet (1926–2019), British diplomat who was ambassador to Iraq, Iran and NATO
• John Graham (loyalist) (born c. 1945), Ulster loyalist figure

• John Graham (diplomat) (1774–1820), American acting Secretary of State
• John Graham (Ohio politician) (1802–1851), American politician from Ohio
• John A. Graham (1911–1979), Illinois state senator
• John H. Graham (1835–1895), U.S. Representative from New York
• John Stephens Graham (1905–1976), attorney and political appointee

• John Graham (New Zealand politician) (1843–1926), New Zealand politician
• John Graham (Manitoba politician) (1864–1951), politician in Manitoba, Canada
• John Graham (Australian politician), member of the New South Wales Legislative Council
• John Graham (Nunavut politician), politician in Nunavut, Canada

• John Graham (clergyman) (1774–1844), champion of Protestantism in Ireland
• John Graham (bishop) (1794–1865), bishop of Chester, 1845–1865
• John Anderson Graham (1861–1942), Scottish vicar and missionary
• John Joseph Graham (1913–2000), American prelate of the Roman Catholic Church
• John Graham of Balfunning (1778–1865), minister of the Church of Scotland and landowner

• Alex Graham (footballer) (1889–1972), sometimes identified as John Graham, Scottish footballer for Arsenal, Brentford, Scotland
• John Graham (forward) (1873–?), English footballer who played as a forward for Newton Heath (Manchester United)
• John Graham (full back) (1873–1925), English footballer for Millwall, Arsenal, Fulham
• John Graham (footballer, born 1926), English footballer for Aston Villa, Wrexham, Rochdale, and Bradford City
• Johnny Graham (footballer, born 1857) (1857–1927), Scottish footballer for Preston North End in the 1880s
• Johnny Graham (Australian footballer) (1875–1946), Australian rules footballer
• Johnny Graham (footballer, born 1945) (1945–2018), Scottish footballer for Falkirk, Hibernian, Ayr United
• Johnny Graham (footballer, born 1947), Scottish footballer for Dumbarton
• John R. Graham (footballer), English footballer for Newcastle United and Bradford City in the 1900s

• John Graham Jr. (golfer) (1877–1915), Scottish amateur golfer
• John Graham (rugby union) (1935–2017), New Zealand player, administrator, and educator
• John Graham (long-distance runner) (born 1956), Scottish marathon runner
• John Graham (hurdler) (born 1965), Canadian track and field athlete
• John Graham (racing driver) (born 1966), Canadian
• John Graham (cricketer) (born 1978), English cricketer

• John Graham, Lord Hallyards, Scottish judge murdered in 1592
• John Graham, Sr. (1873–1955), architect and founder of John Graham & Company
• John Graham, Jr. (architect) (1908–1991)
• John Graham (journalist) (1926–1974), British political journalist and editor
• John Graham (Canadian activist) (born 1954), First Nations and AIM activist who murdered Anna Mae Aquash
• John Graham (policy analyst) (born 1956)
• John Graham (economist) (born 1961), American economist and professor
• John Benjamin Graham (1814–1876), English settler and investor in South Australia who built "Graham's Castle"
• John Gilbert Graham (1932–1957), American mass murderer
• John Murray Graham (1809–1881), Scottish historian

• Jack Graham (disambiguation)
• All pages with titles containing John Graham