Otto L. Lietchen (October 5, 1887 – April 1977) was an American Democratic politician who served in the Missouri General Assembly. He served in the Missouri Senate from 1941 until 1949.[1]
Lietchen was educated in public schools and business college and worked as an insurance businessman. He was also a member of the Board of Aldermen of the City of St. Louis for seven and a half years.[2]