<P> While the Constitution does not mandate that anyone in particular should administer the presidential oath of office , it is typically administered by the Chief Justice . There have been several exceptions , however . George Washington was sworn into office during his first inauguration , on April 30 , 1789 , by Chancellor of New York Robert Livingston . William Cranch , chief judge of the U.S. Circuit Court , administered the oath to Millard Fillmore on July 10 , 1850 , when he became president after the death of Zachary Taylor . Upon being informed of Warren Harding 's death , while visiting his family home in Plymouth Notch , Vermont , Calvin Coolidge was sworn in as president by his father , John Calvin Coolidge Sr. , a notary public . Federal Judge Sarah T. Hughes administered the oath of office to Lyndon B. Johnson aboard Air Force One after John F. Kennedy 's assassination on November 22 , 1963 . This was the first ( and to date only ) time a woman administered the oath of office . Overall , the presidential oath has been administered by 15 Chief Justices ( one of whom -- William Howard Taft -- was also a former president ) , one Associate Justice , four federal judges , two New York state judges , and one notary public . </P>
<P> While the Constitution does not mandate that anyone in particular should administer the presidential oath of office , it is typically administered by the Chief Justice . There have been several exceptions , however . George Washington was sworn into office during his first inauguration , on April 30 , 1789 , by Chancellor of New York Robert Livingston . William Cranch , chief judge of the U.S. Circuit Court , administered the oath to Millard Fillmore on July 10 , 1850 , when he became president after the death of Zachary Taylor . Upon being informed of Warren Harding 's death , while visiting his family home in Plymouth Notch , Vermont , Calvin Coolidge was sworn in as president by his father , John Calvin Coolidge Sr. , a notary public . Federal Judge Sarah T. Hughes administered the oath of office to Lyndon B. Johnson aboard Air Force One after John F. Kennedy 's assassination on November 22 , 1963 . This was the first ( and to date only ) time a woman administered the oath of office . Overall , the presidential oath has been administered by 15 Chief Justices ( one of whom -- William Howard Taft -- was also a former president ) , one Associate Justice , four federal judges , two New York state judges , and one notary public . </P>
who administer the oath of office to the president
who administer the oath of office to the president
Chief Justice
Chief Justice