Michael P. Cahill
 Michael P. Cahill (born December 12 1963 in Beverly Massachusetts) is an American politician who is the mayor of Beverly Massachusetts. He previously represented the 6th Essex district in the Massachusetts House of Representatives from 1993 to 2003. He was a candidate for Treasurer and Receiver-General of Massachusetts in 2002 finishing fourth in the Democratic primary.After leaving the General Court Cahill was elected to the Beverly City Council and served as Council President.