Luby may refer to:
People Gloria Lindsay Luby, Canadian politician Kia Luby, Australian actress and television presenter Kurt Luby, British auto racing driver Michael Luby, American mathematician and computer scientist Pat Luby, American baseball player Thomas Clarke Luby, Irish revolutionary and author Štefan Luby, Slovak scientist and book writer
Places Luby (Cheb District), a town in the Czech Republic Łuby (disambiguation), places in Poland