Bonham can refer to:
- an English surname, that came from Old French origin bon homme (French for good man).
- A suckling pig or piglet (in Ireland)
- Bonhams, a British auction house
- Dr. Bonham's Case, a legal case decided in 1610 concerning the supremacy of the common law in England
- Bonham, Texas, USA
- Bonham (band), hard rock band formed by Jason Bonham
- Bonham (Rouse), a percussion work by Christopher Rouse
People:
- Bill Bonham (b. 1948), former Major League Baseball pitcher
- Helena Bonham Carter (b. 1966), an English actress
- Henry Bonham (1749-1800), early English cricketer
- James Bonham (1807–1836), an American soldier who died at the Battle of the Alamo
- John Bonham (1948–1980), drummer of British classic rock band Led Zeppelin
- Jason Bonham (b. 1966), drummer, son of John
- Milledge Luke Bonham (1813–1890), a Confederate General
- Reginald Bonham (1906–1984), an English blind chess player
- Sir George Bonham, 1st Baronet (1803–1863), British colonial governor and governor of Hong Kong
- Sir George Bonham, 2nd Baronet (1847–1927), British diplomat, son of the above
- Tiny Bonham (1913–1949), pitcher for the New York Yankees and the Pittsburgh Pirates
- Tracy Bonham (b. 1969), an American musician
William N. Bonham USA Architect: b 1928 co founder 3D International; author James Butler Bonham Messenger of Defeat
- Bonham Carter