| Case Name ▲ | Citation | Year | Distance from slave case(s) | Law Type | Jurisdiction |
|---|---|---|---|---|---|
| O'Conner v. Youngblood | 16 Ala. 718 | 1849 | 0 | Alabama | |
| Oden v. Rippetoe | 4 Ala. 68 | 1842 | 0 | Alabama | |
| Oden v. Stubblefield | 2 Ala. 684 | 1841 | 0 | Alabama | |
| Oden v. Stubblefield | 4 Ala. 40 | 1842 | 0 | Alabama | |
| Oden v. Windley | 55 N.C. 440 | 1856 | 0 | North Carolina | |
| Odom v. Bryan | 53 N.C. 211 | 1860 | 0 | North Carolina | |
| Odom v. Harris | 34 Miss. 410 | 1857 | 0 | Mississippi | |
| Odom v. Owen | 61 Tenn. 446 | 1873 | 0 | Tennessee | |
| O'Donogan v. Knox | 11 La. 384 | 1837 | 0 | Louisiana | |
| Officer v. Sims | 49 Tenn. 501 | 1871 | 0 | Tennessee | |
| Offut's Heirs v. Roberts | 12 Mart. (o.s.) 300 | 1822 | 0 | Louisiana | |
| Offutt v. Edwards | 9 Rob. 90 | 1844 | 0 | Louisiana | |
| Offutt v. Hendsley | 9 La. 1 | 1835 | 0 | Louisiana | |
| Offutt v. Morancy | 12 La. 92 | 1845 | 0 | Louisiana | |
| Ogburn v. Ogburn | 3 Port. 126 | 1836 | 0 | Alabama | |
| Ogden v. Blackman | 3 Mart. (o.s.) 305 | 1814 | 0 | Louisiana | |
| Ogden v. Michel | 4 Rob. 155 | 1843 | 0 | Louisiana | |
| Ogden, Wadlington & Co. v. Powell | 7 Ala. 243 | 1845 | 0 | Alabama | |
| Oglesby v. Drake | 3 La. Ann. 640 | 1848 | 0 | Louisiana | |
| Oglesby v. Gilmore | 5 Ga. 56 | 1848 | 0 | Supreme Court of Georgia |