- Bartlett, Robert Bartlett, Robert Abram Bartlett, Captain Bob - United States explorer who accompanied Peary's expedition to the North Pole and who led many other Arctic trips (1875-1946)
--1 is a kind of explorer, adventurer
- Bartlett, John Bartlett - United States publisher and editor who compiled a book of familiar quotations (1820-1905)
--2 is a kind of publisher
- bartlett, bartlett pear - juicy yellow pear
--3 is a kind of pear