Neander \ne(an)-der\ as a boy's name is of Greek origin, and the meaning of Neander is "new man". A Latinate translation of the German Neumann. Johann Neander was a ninth-century German theologian.
Similar baby names are Leander, Zander, Xander, Sander, Ysander, Lander, Liander, Nader, Nikander, Sender and Vander.