Karen Elizabeth Schreier (born 1956) is a senior United States district judge of the United States District Court for the District of South Dakota and was the 36th United States Attorney for the District of South Dakota.

Karen E. Schreier
Chief Judge — U.S. District Court for the District of South Dakota
Born 1956 in Sioux Falls, SD
FJC ID: 2825
- Gender
- Female
- Race
- White
Prior employment
- Judicial Conference of the United StatesMember · 2015–2016
U.S. attorney for the District of South Dakota1993–1999- Private practice, Sioux Falls, South Dakota1982–1993
- South Dakota Supreme CourtLaw clerk , Hon. Francis Dunn · 1981–1982
Appointments
1999–2024 · Appointed by William J. Clinton (Democratic)
1999–present
Education
- St. Louis University School of LawJ.D. · 1981
- St. Louis UniversityA.B. · 1978