218,000 (2013 J. Leclerc).
Tandjile region: Tandjilé Ouest department; Mayo Kébbi Est region: Kabbia department, north of Kélo.
Marba (Banana, Bananna, Maraba, Monogoy), Kolon (Kolong, Kulung), Léo (Leou, Lew). Léo dialect is most similar to Marba.
Used as L2 by Marfa [mvu].
Latin script [Latn].
Different from Marfa [mvu] (Marba) of Chad, which is Maban.