This article does not cite any sources. Please help by adding citations to reliable sources. Unsourced material may be challenged and removed. Find sources: – ···scholar·JSTOR(May 2019) (Learn how and when to remove this template message)
The LGP alphabet. The orientations of the letters differ in some cases from the gallery below.
The Portuguese manual alphabet is the manual alphabet used in Portuguese Sign Language. Compared to other manual alphabets based on the Latin alphabet, it has unusual forms for many of its letters.
^a Sign-language names reflect the region of origin. Natural sign languages are not related to the spoken language used in the same region. For example, French Sign Language originated in France, but is not related to French. Conversely, ASL and BSL both originated in English-speaking countries but are not related to each other; ASL however is related to French Sign Language.
^b Denotes the number (if known) of languages within the family. No further information is given on these languages.
^c Italicised languages demark which languages have gone to sleep or have become extinct.
