Family name インゲボルグ (Ingeborg 
, インゲボルグ) , worldwide, is quite a rare last name. The family name インゲボルグ is characteristic of Liechtenstein, where it is quite a common surname, Barbados, where it is quite a rare surname, and Spain. Measured by absolute frequency, it is commonest in Spain, Poland, and Germany. Predominantly, インゲボルグ is the forename as well as the last name.