- Language: Judeo-Portuguese
- Alternate names: Lusitanic
- Language code: dporj
- Language family: Indo-European, Classical Indo-European, Italic, Latino-Faliscan, Latinic, Imperial Latin, Romance, Italo-Western Romance, Western Romance, Shifted Western Romance, Southwestern Shifted Romance, West Ibero-Romance, Galician Romance, Macro-Portuguese, Brazil-Portugal Portuguese
- Dialect of: Portuguese
- Number of speakers: Extinct
The Judeo-Portuguese language was spoken and written by Jews in Portugal before the sixteenth century (Peninsular Judeo-Portuguese), as well as in various countries of the post-dispersion diaspora (Emigré Judeo-Portuguese). Texts were written in Hebrew letters (Portuguese Aljamiado) or in Latin letters.
Compared with standard Portuguese, Judeo-Portuguese preserved some archaisms: