Ralph Johnson Bunche was an American political scientist and diplomat who became the first person of color to be awarded the Nobel Peace Prize in 1950. Synonyms for his name could include "Ralph Bunche," as he was commonly known by his first and last name, or "Dr. Ralph Bunche," as he earned a PhD from Harvard University. Additionally, synonyms could include "diplomat," "mediator," "peace activist," "UN official," and "civil rights advocate," as Bunche was known for his work in negotiating peace agreements in the Middle East and Africa as well as his activism in the Civil Rights Movement.