Johnson, Katie was born in 1981. Daughter of Bruce E. and Georgia M. Johnson.
Bachelor in Political Science, Wellesley College, Massachusetts, 2003.
Intern to governor Parris Glendening, Maryland. Intern senate campaign Hillary Clinton New York, 2000. Paralegal New York City, 2003.
Field organizer to representative Stephanie Herseth Sioux Falls, South Dakota, 2004. Special assistant to Rahm Emanuel Democratic Congressional Campaign Committee, Washington, 2005—2007. Member presidential campaign committee Chicago, 2007—2008.
Personal secretary to President The White House, Washington, since 2009.