| Juana Núñez de Lara | |
| Noble Family: | House of Lara |
| Father: | Juan Núñez I de Lara |
| Mother: | Teresa Díaz II de Haro |
| Spouse: | Infante Henry of Castile Ferdinand de la Cerda |
| Birth Date: | 1286 |
| Birth Place: | Palencia |
| Death Place: | Palencia |
Juana Núñez de Lara (1286 – 1351) was a daughter of Juan Núñez de Lara the Fat and his wife Teresa Díaz II de Haro of the lordship of Biscay. Juana is also known as la Palomilla or Lady of Lara.
Juana was first married to Infante Henry of Castile, son of Ferdinand III of Castile and his first wife Elisabeth of Swabia. The marriage was childless and Henry died in 1304, leaving Juana a young widow.
Juana was married secondly to Ferdinand de la Cerda, son of Ferdinand de la Cerda and his wife Blanche of France. Blanche was a daughter of Louis IX of France and Margaret of Provence. Juana and Ferdinand had four children:
Juana's husband died in 1322, Juana herself died in Palencia in 1351.