Germain \ge(r)-main\ as a boy's name (also used as girl's name Germain), is pronounced jer-MAYN. It is of Latin and French origin, and the meaning of Germain is "brotherly; from Germany". From Germanus (Latin), the name of seven saints. The saints were named for their national origin, the most famous of whom gave his name to a church in Paris, Saint Germain-des-Pr? Singer Jermaine Jackson.