1. (

• Humboldt ,
• Baron_Wilhelm_von_Humboldt ,
• Baron_Karl_Wilhelm_von_Humboldt

) German philologist noted for his studies of the relation between language and culture (1767-1835) ;

2. (

• Humboldt ,
• Baron_Alexander_von_Humboldt ,
• Baron_Friedrich_Heinrich_Alexander_von_Humboldt

) German naturalist who explored Central and South America and provided a comprehensive description of the physical universe (1769-1859) ;