| Jacobs, Theodore J. | (3) |
| Jacobson, Edith | (2) |
| Jaffe, Ronny | (1) |
| Jaim Etcheverry, Guillermo | (1) |
| Jaite, Mario | (4) |
| Jaitin, Rosa | (1) |
| Jallinsky, Susana Beatriz | (8) |
| Janin, Beatriz | (1) |
| Jaques, Elliott | (1) |
| Jaras, Gustavo Mario | (1) |
| Jarast, Elías | (5) |
| Jarast, Gustavo Mario | (16) |
| Jarast, Ricardo | (1) |
| Jarast, Sara G. de | (6) |
| Jaroslavsky, Ezequiel Alberto | (1) |
| Jelliffe, Smith Ely | (1) |
| Jiménez, Juan Pablo | (6) |
| Joffe, Walter G. | (1) |
| Jones, Ernest | (3) |
| Jordan Gross, Elena | (1) |
| Joseph, Betty | (4) |
| Joseph, Eduward D. | (1) |
| Junqueira de Mattos, José Americo | (1) |
| Jáuregui, Esther M. | (1) |