Janos \j(a)-nos\ as a boy's name is a variant of Jan (Danish, Slavic, Hebrew) and John (Hebrew), and the meaning of Janos is "God is gracious".

The baby name Janos sounds like Janus, Enos, Janse, Janusz, Jens, Jonas and Jones. Other similar baby names are Jano, Jeno, Jino, Hans, Hanss, Hanns, Jabes, James, Janek, Janak, Janesh, Janna, Janson, Janan, Janne, Janko, Jancsi, Joos, Junot, Jaris, Linos, Manus, Minos, Xenos and Zenos.