Alternate Names: Goulai, Goulaye, Goulei, Gulai, Gulei
Dialects: Gulay, Pen (Peni).
Genealogy:
Demographics: 163,000 (1993 census). 23,500 Pen in 26 villages (1995 D. Djarangar).
Language Use: Also use Sar [mwm].
Language Development: NT: 2004.
Writing System: Latin
Nation of Origin: Chad
Other Comments: The Pen do not like to be called Gulay.