Family name トルーマン (Truman 
, Trueman , トルーマン) , in all the world, is a common cognomen. The last name トルーマン is habitual in Jersey, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and New Zealand. Measured by absolute frequency, the name is most common in the United States, the United Kingdom, and Canada. Likewise, トルーマン is the forename as well as the last name.