| Case | Decision | Decision Date | Vote |
|---|---|---|---|
| Alvarez v. Smith | Wrote the majority opinion | December 8, 2009 | 8-1 |
| Smith v. Spisak | Wrote the majority opinion | January 12, 2010 | 9-0 |
| Perdue v. Kenny A. | Wrote a separate opinion | April 21, 2010 | 5-4 |
| Hemi Group LLC v. City of New York | Wrote a dissent | January 25, 2010 | 5-3 |
| Free Enterprise Fund v. Public Company Oversight Board | Wrote a dissent | June 28, 2010 | 5-4 |
| Bilski v. Kappos | Voted with the majority, wrote a special concurrence, joined Stevens's special concurrence | June 28, 2010 | 9-0 |
| Hertz Corp. v. Friend | Wrote the majority opinion | February 23, 2010 | 9-0 |
| Stop the Beach Renourishment Inc. v. Florida Department of ... | Wrote a special conurrence and joined part of Scalia's opinion | June 17, 2010 | 8-0 |
| United States v. Comstock | Wrote the majority opinion | May 17, 2010 | 7-2 |
| Jerman v. Carlisle, McNellie, Rini, Kramer, & Ulrich LPA | Wrote a regular concurrence | April 21, 2010 | 7-2 |
| McDonald v. Chicago | Wrote a dissent | June 28, 2010 | 5-4 |
| United States v. Marcus | Wrote the majority opinion | May 24, 2010 | 8-0 |
| Morrison v. National Australia Bank | Voted with the majority, wrote a special concurrence | June 24, 2010 | 8-0 |
| Magwood v. Patterson | Wrote a special concurrence | June 24, 2010 | 5-4 |
| Doe #1 v. Reed | Voted with the majority, wrote a regular convcurrence | June 21, 2010 | 8-1 |
| Alabama v. North Carolina | Joined part of Roberts' opinion; wrote an opinion concurring in part and dissenting in part | June 1, 2010 | 6-3 |