Humby may refer to:
Places Great Humby, a village near Grantham in Lincolnshire, England; Little Humby, a village near Grantham in Lincolnshire, England; Ropsley and Humby, a civil parish in Lincolnshire, England;
Surnames Alison Humby (born 1972), English badminton player Baxter Humby, Canadian kickboxer Dana Humby (born 1979), New Zealand association football player Harold Humby (1879–1923), British sport shooter