Thomas Graham may refer to:

• Thomas Graham, 1st Baron Lynedoch (1748–1843), British politician and soldier
• Thomas Graham Jr. (diplomat) (born 1933), nuclear expert and senior U.S. diplomat
• Sir Thomas Graham (barrister) (1860–1940), South African lawyer and politician
• Ted Graham, Baron Graham of Edmonton (Thomas Edward Graham, 1925–2020), British Labour Co-operative politician
• Tommy Graham (Scottish politician) (1943–2015), Scottish Member of Parliament for Renfrew West and Inverclyde
• Thomas Graham (Canadian politician) (1914–1988), Canadian Member of Provincial Parliament for York Centre
• Thomas Jefferson Graham (1832–1902), American politician in Wisconsin and Montana

• Thomas Graham (chemist) (1805–1869), Scottish chemist
• Thomas Graham (apothecary) (1666–1733), apothecary to King George I and George II
• Thomas J. Graham (born 1962), American orthopaedic surgeon

• Thomas Graham (footballer, born 1887) (1887–1967), English football centre forward
• Tommy Graham (footballer, born 1905) (1905–1983), English international footballer
• Tommy Graham (footballer, born 1955), Scottish football forward
• Tommy Graham (Australian rules footballer) (1886–1933), Australian rules footballer
• Tom Graham (American football) (1950–2017), American football player
• Thomas Graham Jr. (American football) (born 1999), American football player
• Tom Graham (rugby union) (1866–1945), Wales national rugby player
• Tom Graham (volleyball) (born 1956), Canadian volleyball player

• Thomas N. Graham (1837–1911), Union Army soldier in the American Civil War and Medal of Honor recipient
• Tommy Graham, editor of History Ireland magazine
• Tom Graham, a pseudonym of Sinclair Lewis

• All pages with titles containing Thomas Graham
• Thomas Grahame (1840–1907), Ontario political figure