Piotrowski rhymes with:
ostrowski, petrowski, pietrowski, wiatrowski, bobrowski, dabrowski, dobrowski, dombrowski, dubrovsky, gasiorowski, kedrowski, kiedrowski, koprowski, ostrowski, petrowski, pietrowski, wiatrowski, zebrowski
Piotrowski sounds like:
paderewski, padres, padrick, patriarca, patriarch, patriarch's, patriarchs, patriarchy, patrice, patricia, patricio, patrick, patrick's, patricks, patrizio, peatross, pediatric, pediatrics, pedraza, pedrick, pedros, pedrosa, pedroso, pedroza, peeters, peter's, peterka, peters, petracca, petrak, petrakis, petrarca, petras, petrasek, petrash, petrauskas, petrich, petrick, petrie's, petrik, petrizzo, petros, petrosa, petroski, petrosky, petrowski, petrowsky, petrucci, petrus, petruska, petruzzi, pieters, pietras, pietrowski, pietruski, pietruszka, pietrzak, pietrzyk, pipetters, podrasky, podraza, poitras, potter's, potters, powders, poythress, puppeteers, putters