Surname
- Agnès Humbert (1894–1963), French art historian and member of the French Resistance during World War II, daughter of Charles Humbert
- Albert Jenkins Humbert (1822–1877), British architect
- Charles Humbert (1866–1927), French politician and newspaper proprietor, father of Agnès Humbert
- Christophe Humbert (born 1979), French judoka
- Gustav Humbert (born 1950), German CEO
- Henri Jean Humbert (1887–1967), French botanist
- Jean Humbert (painter) (1734–1749), Dutch painter
- Jean Emile Humbert (1771–1839), Dutch military engineer who rediscovered ancient Carthage
- Jean Joseph Amable Humbert (1755–1823), French general
- Marie Georges Humbert (1859–1921), mathematician
- Nicole Humbert (née Rieger) (born 1972), German pole vaulter
- Thérèse Humbert (1856–1918), French female fraudster
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