| Joan N. Ericksen | |
| Office: | Judge of the United States Foreign Intelligence Surveillance Court |
| Term Start: | April 3, 2023 |
| Appointer: | John Roberts |
| Predecessor: | Thomas B. Russell |
| Office1: | Senior Judge of the United States District Court for the District of Minnesota |
| Term Start1: | October 15, 2019 |
| Office2: | Judge of the United States District Court for the District of Minnesota |
| Term Start2: | May 1, 2002 |
| Term End2: | October 15, 2019 |
| Appointer2: | George W. Bush |
| Predecessor2: | Paul A. Magnuson |
| Successor2: | Katherine M. Menendez |
| Office3: | Associate Justice of the Minnesota Supreme Court |
| Term Start3: | 1998 |
| Term End3: | 2002 |
| Birth Date: | 11 October 1954 |
| Birth Place: | St. Paul, Minnesota, U.S. |
| Children: | 2 |
| Education: | St. Olaf College (BA) University of Oxford (MA) |
Joan Nancy Ericksen (born October 11, 1954), formerly known as Joan Ericksen Lancaster,[1] [2] is an American lawyer and jurist serving as a senior United States district judge of the United States District Court for the District of Minnesota.
Born in St. Paul, Minnesota, Ericksen graduated from St. Olaf College with a Bachelor of Arts degree in 1977 and later from University of Minnesota Law School with a Juris Doctor in 1981.[3] She earned a Master of Arts degree in political theory from the University of Oxford.[4]
Ericksen began her legal career working in private practice from 1981 to 1983. She was an assistant United States attorney for the District of Minnesota from 1983 to 1993. She was in private practice in Minnesota from 1993 to 1995. She was a judge on the 4th Judicial District Court for Hennepin County, Minnesota, from 1995 to 1998. She was an associate justice of the Minnesota Supreme Court from 1998 to 2002.[5]
Ericksen was nominated to the United States District Court for the District of Minnesota by President George W. Bush on January 23, 2002, to the seat vacated by Judge Paul A. Magnuson. Ericksen was confirmed by the Senate by a 99–0 vote on April 25, 2002, and received her commission on May 1, 2002. She assumed senior status on October 15, 2019.[6]