| Case Name | Citation ▲ | Year | Distance from slave case(s) | Law Type | Jurisdiction |
|---|---|---|---|---|---|
| State v. Smith | 18 S.D. 341 | 1904 | 1 | South Dakota | |
| Brady v. Shirley | 18 S.D. 608 | 1904 | 1 | South Dakota | |
| Derouen v. Le Bleu | 18 So. 2d 207 | 1944 | 1 | Louisiana | |
| Russo v. Russo | 18 So. 2d 318 | 1944 | 1 | Louisiana | |
| Heinz v. Tourne | 18 So. 2d 46 | 1944 | 1 | Louisiana | |
| Succession of Lanata | 18 So. 2d 500 | 1944 | 1 | Louisiana | |
| Lemoine v. Kelone | 18 So. 2d 516 | 1944 | 1 | Louisiana | |
| Magless v. State | 18 S.W.2d 669 | 1929 | 1 | Texas | |
| Jackson v. Overton | 18 S.W.2d 773 | 1929 | 1 | Texas | |
| Hemler v. Hucony Gas Co. | 18 S.W.2d 942 | 1929 | 1 | Texas | |
| Alexander v. Wallace | 18 Tenn. 105 | 1836 | 0 | Tennessee | |
| Belcher v. Belcher | 18 Tenn. 121 | 1836 | 0 | Tennessee | |
| Cooley v. Weeks | 18 Tenn. 141 | 1836 | 0 | Tennessee | |
| Galt v. Dibrell | 18 Tenn. 146 | 1836 | 0 | Tennessee | |
| Jones v. Ward | 18 Tenn. 160 | 1836 | 0 | Tennessee | |
| Ross v. Wharton | 18 Tenn. 190 | 1836 | 0 | Tennessee | |
| Williams v. Williams | 18 Tenn. 20 | 1836 | 0 | Tennessee | |
| Cocke v. Trotter | 18 Tenn. 213 | 1836 | 0 | Tennessee | |
| Hamrico v. Laird | 18 Tenn. 222 | 1836 | 0 | Tennessee | |
| Walker v. McConnico | 18 Tenn. 228 | 1836 | 0 | Tennessee |