Editing Grantham (section)

===Politics and philosophy===
*[[Mary Sophia Allen]] (1878–1964), suffragist, women's rights activist, and Nazi sympathizer
*[[Sir John Brownlow, 3rd Baronet]] (1659–1697), politician and landowner
*[[William Bury (Roundhead)|William Bury]] (c. 1605–1669), [[Commonwealth (England)|Commonwealth]] politician and army officer
*[[William Cecil, 1st Baron Burghley]] (1520–1598), statesman and [[Secretary of State]], attended the King's School.
*Sir [[Clement Cotterell (MP)|Clement Cotterell]] (died 1631), courtier and [[Member of Parliament (United Kingdom)|MP]] for Grantham
*Sir [[Sir John Cust, 3rd Baronet|John Cust]] (1718–1770), MP for Grantham (1743–1770) and [[Speaker of the House of Commons (United Kingdom)|Speaker of the House of Commons]]
*[[Joseph Godber]], Lord Godber (1914–1980), was Conservative MP for Grantham in 1951–1979 and held several government posts.
*[[Douglas Hogg]], Lord Hailsham (born 1945), was a Conservative politician and minister, and MP for Grantham (1979–1997).
*[[Denis Kendall]], MP for Grantham 1942–1950
*[[John Mordaunt (speaker)|John Mordaunt]] (died c. 1505), MP for Grantham in 1491 and Speaker of the House of Commons
*[[Henry More]] (1614–1687), rationalist philosopher, attended The King's School.<ref>{{cite EB1911 |wstitle= More, Henry |volume = 18 |last= |first= |author-link= |page=822 |short=1}}</ref>
*[[Thomas Paine]] (1737–1809), political writer and revolutionary
*[[Margot Parker]] (born 1943), [[UK Independence Party|UKIP]] [[Member of the European Parliament|MEP]] (2014–2019)
*Sir [[Arthur Priestley]] (1865–1933), Liberal MP for Grantham (1900–1918)
*Alderman [[Alfred Roberts]] (1892–1970), local politician
*[[Nathaniel Ryder, 1st Baron Harrowby]] (1735–1803), politician
*[[Norman Shrapnel]] (1912–2004), political correspondent and author
*[[Margaret Thatcher]] (1925–2013), Conservative Prime Minister, daughter of Alfred Roberts
*[[Thomas Witham]] (c. 1420–1489), Chancellor of the Exchequer to [[Henry VI of England|Henry VI]] and [[Edward IV of England|Edward IV]]