Mulhern rhymes with:
mulhearn, mulhearn, mehlhorn, melhorn, milhorn, mulhearn, schellhorn, shellhorn, stellhorn, blankenhorn, cleghorn, eichhorn, gleghorn, hirschhorn, kinghorn, mehlhorn, melhorn, milhorn, mulhearn, schellhorn, schermerhorn, sehorn, shehorn, shellhorn, sinkhorn, stellhorn, strayhorn, trahern, tuxhorn, ziegenhorn
Mulhern sounds like:
mailroom, mehlhorn, melhorn, milhorn, milliron, mulhearn, mulheren, mulherin, mulroney, mulrooney