← Federal courts · Court of Appeals for the First Circuit
U.S. District Court for the District of Massachusetts
A federal trial (district) court in the First Circuit. 11 active judges and 7 on senior status (semi-retired, still hearing some cases), per the Federal Judicial Center.
No left–right score is calculated for lower-court judges. The appointing president is shown instead (a common, but rough, signal).
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Who appointed the current judges
Judges
| Judge | Status | Appointed by | Commissioned | Senate confirmation |
|---|---|---|---|---|
| Denise Jefferson Casper Chief Judge | Active | D Barack Obama | Dec 20, 2010 | Dec 17, 2010 · voice vote |
| Richard Gaylore Stearns | Active | D William J. Clinton | Nov 24, 1993 | Nov 20, 1993 · voice vote |
| Indira Talwani | Active | D Barack Obama | May 12, 2014 | May 8, 2014 · roll call 94–0 |
| Mark Gerald Mastroianni | Active | D Barack Obama | Jun 5, 2014 | Jun 4, 2014 · roll call 92–2 |
| Leo Theodore Sorokin | Active | D Barack Obama | Jun 10, 2014 | Jun 10, 2014 · roll call 91–0 |
| Allison Dale Burroughs | Active | D Barack Obama | Dec 19, 2014 | Dec 16, 2014 · voice vote |
| Angel Kelley | Active | D Joseph R. Biden | Sep 15, 2021 | Sep 14, 2021 · roll call 52–44 |
| Margaret Rose Guzman | Active | D Joseph R. Biden | Mar 3, 2023 | Mar 1, 2023 · roll call 49–48 |
| Myong Jin Joun | Active | D Joseph R. Biden | Jul 14, 2023 | Jul 12, 2023 · roll call 52–46 |
| Julia Eleanor Kobick | Active | D Joseph R. Biden | Nov 13, 2023 | Nov 7, 2023 · roll call 52–46 |
| Brian Edward Murphy | Active | D Joseph R. Biden | Dec 6, 2024 | Dec 2, 2024 · roll call 47–45 |
| William G. Young | Senior status since Jul 1, 2021 | R Ronald Reagan | Apr 4, 1985 | Apr 3, 1985 · voice vote |
| Douglas Preston Woodlock | Senior status since Jun 1, 2015 | R Ronald Reagan | Jun 16, 1986 | Jun 13, 1986 · voice vote |
| Nathaniel M. Gorton | Senior status since May 31, 2025 | R George H.W. Bush | Sep 24, 1992 | Sep 23, 1992 · voice vote |
| Patti B. Saris | Senior status since Dec 2, 2024 | D William J. Clinton | Nov 24, 1993 | Nov 20, 1993 · voice vote |
| Michael Adrian Ponsor | Senior status since Aug 15, 2011 | D William J. Clinton | Feb 14, 1994 | Feb 10, 1994 · voice vote |
| George A. O'Toole, Jr. | Senior status since Jan 1, 2018 | D William J. Clinton | May 26, 1995 | May 25, 1995 · voice vote |
| F. Dennis Saylor, IV | Senior status since Jul 31, 2025 | R George W. Bush | Jun 2, 2004 | Jun 1, 2004 · roll call 89–0 |
Source: Federal Judicial Center, Biographical Directory of Article III Federal Judges. “Commissioned” is the date the appointment took effect. Confirmation votes are as listed by the FJC (ayes–nays); recent roll calls link to Voteview where found.