Lempert rhymes with:
limpert, schumpert, shumpert, stimpert, alpert, appert, cypert, expert, geppert, halpert, haupert, hilpert, hippert, hoppert, huppert, leppert, limpert, lippert, neupert, nippert, pappert, pippert, reppert, rupert, ruppert, schappert, schumpert, shumpert, shupert, stimpert, weipert, wolpert
Lempert sounds like:
lambert, lamberth, lamberti, lamberto, lamberty, lampert, lamport, lanford, limbert, limpert, linford, loma-prieda, lombard, lombardi, lombardo, lumbard, lumbert, lumberyard, lynford