The Soninke, also called Sarakole, Seraculeh, or Serahuli, are a West African ethnic group found in eastern Senegal and its capital Dakar, northwestern Mali and Foute Djalon in Guinea, and southern Mauritania. They speak the Soninke language, also called "Maraka" language, which is one of the Mande languages.

Can we draw the following conclusion?
The Mande languages are spoken by a variety of peoples, including the Soninke and other ethnic groups.
Yes