The US Ambassador to the United Nations from 1961 to 1965 was Adlai Stevenson.
Jeane Kirkpatrick
Adlai Ewing Stevenson II
suarez
Frances E. Willis, the first female full ambassador, was first appointed as a field service officer to Switzerland in 1953 by President Dwight Eisenhower. John F. Kennedy was President when she reached the rank of full ambassador (to Ceylon) in 1962. The question is too vague to say definitively whether DDE or JFK was the one who appointed her as the first female ambassador -- DDE first appointed her, but she wasn't a full ambassador until nine years later under JFK.
The current US Ambassador in Germany is Phillip Murphy.
Susan E. Rice
Eugene-Richard Gasana
Jfk's Father was the 44th ambassador of the USA to the UK.
Each European country has its own ambassador. You can find a list of them in the Web Link to the left.
George H. W. Bush was the tenth US Ambassador to the UN.
As of November 2009, it is Susan Rice
JFK's father was an ambassador to England. I think I remember from a program on the History Channel that his older sister Kate, who died in a plane crash was also.
A Un Ambasador represents the country at the United Nations, and acts as the nations spokesperson for the country and its interests.
The current US ambassador to the UN is Susan Rice.