Katie Sieben (born March 23, 1977) is an American politician who currently serves as Chair of the Minnesota Public Utilities Commission.

A member of the Minnesota Democratic–Farmer–Labor Party (DFL), her districts included portions of Dakota and Washington counties.

[1][2] She earned a Bachelor of Arts degree from Colorado College and a Master of Public Administration from the Harvard Kennedy School.

[1] Sieben also worked as an intern for United States Representative Bill Luther and as Deputy Chief of Staff for Senator Mark Dayton,[3] who later served as Governor of Minnesota.

Sieben's father, Michael, and uncle, Harry, also served in the Minnesota Legislature, being members of the House during the 1970s and early 1980s.