Last name Боаз (Boaz 
, Боаз 
, Bo'Az) , worldwide, is a common cognomen. The family name Боаз is habitual in Israel, where it is quite a common surname, Tanzania, where it is quite a rare surname, and Uganda. Measured by absolute frequency, it most frequently occurs in Tanzania, Israel, and the United States. Likewise, Боаз is the forename as well as the last name.