| Jennifer Zipps | |
| Office: | Chief Judge of the United States District Court for the District of Arizona |
| Term Start: | October 21, 2024 |
| Predecessor: | G. Murray Snow |
| Office1: | Judge of the United States District Court for the District of Arizona |
| Term Start1: | October 5, 2011 |
| Appointer1: | Barack Obama |
| Predecessor1: | John Roll |
| Office2: | Magistrate Judge of the United States District Court for the District of Arizona |
| Term Start2: | 2005 |
| Term End2: | October 5, 2011 |
| Birth Name: | Jennifer Christine Pifer[1] |
| Birth Date: | 20 October 1964 |
| Birth Place: | Ashland, Ohio, U.S. |
| Education: | University of Arizona (BA) Georgetown University (JD) |
Jennifer Guerin Zipps (née Jennifer Christine Pifer; born October 20, 1964) is an American lawyer who serves as the chief United States district judge of the United States District Court for the District of Arizona. Zipps formerly served as a United States magistrate judge of the same court from 2005 to 2011.
Born in Ashland, Ohio, Zipps earned a Bachelor of Arts degree in 1986 from the University of Arizona and a Juris Doctor in 1990 from Georgetown University Law Center.[2] From 1990 until 1991, she served as a law clerk for Judge William Canby of the United States Court of Appeals for the Ninth Circuit.[2]
From 1991 until 1995, Zipps worked as a litigation associate for the firm Molloy, Jones & Donahue in Tucson, Arizona.[2] From 1999 until 2005, she served as a federal prosecutor. She was an Assistant United States Attorney, serving as chief of the Civil Division in 2002 and the Chief Assistant United States Attorney from 2002 until 2005.[2]
In 2005, she became a United States magistrate judge in Arizona.[2]
On June 23, 2011, President Barack Obama nominated Zipps to a seat on the United States District of Arizona, to replace Judge John Roll, who was killed in the 2011 Tucson shooting.[3] On September 8, 2011, the Senate Judiciary Committee reported her nomination to the Senate floor by voice vote. The United States Senate confirmed Zipps by unanimous consent on October 3, 2011. She received her judicial commission on October 5, 2011. She became chief judge on October 21, 2024.