The White House
Presidents turn to different people for different kinds of advice and help in during their job and different presidents do things in different ways. The most important position on the White House staff is probably the chief of the White House staff , currently Denis McDonough. Other White House staff positions of note are press secretary, legal counsel, counselor to the president, two senior advisers, two deputy chiefs of staff. Then there is the cabinet , the executive office of the President, the vice-president's office and other advisory boards tied to the White House. In war-time, the top generals and admirals take on great importance.
John Ehrlichman and H. R. Haldeman were Nixon's closest advisers. Both of them resigned during the Watergate scandal. Richard Nixon was 37th U. S. President.
Constitutionalists
Among his closest advisers are his wife Michelle, as well as political advisers like David Axelrod, David Plouffe, and Valerie Jarrett.
There are a few presidents that are from the West of the Mississippi river. The two closest president are Thomas Jefferson and James Monroe.
Actually they are often located in other offices than the west wing. The space there is often small and tight.
Presidents often have numerous individuals with whom they consult. In President Roosevelt's case, his closest adviser was Harry Lloyd Hopkins.
This is an opinion question. His aides, Chief of Staff, and Vice President are all his closest co-workers though.
No US president to date was born on December 27. The closest was Woodrow Wilson, born on Dec. 28.
There was no President of the United States who was born in 1787. The Presidents born closest to 1787 were Zachary Taylor and John Tyler, who were born in 1784 and 1790 respectively.
Each President picks his/her own staff, which become the President's closest advisors and usually have offices in the White House. (West Wing) Their titles do not always indicate the function they perform for the Chief Executive--assistant to the President; special consultant; counselor; etc. The titles vary from one administration to the next but in general, the men and women who hold the offices oversee the political and policy interests of the President. As part of a personal staff, they do not have to be confirmed by the Senate and they can be hired and fired at will. There are two ways to organize the staff: the circular method in which several assistants report directly to the President; and the pyramid method in which most assistants report through a hierarchy to a chief of staff who then deals with the President. Over the years, the White House staff has become an important group of advisors to the President and at times, are very powerful in influence. Cabinet (novanet)