William Harvey Berry (September 9, 1852 – June 19, 1928) was an American politician who served as Mayor of Chester, Pennsylvania for one year in 1905 and as the Pennsylvania State Treasurer from 1906 to 1908.
As Treasurer, Berry identified misappropriations in the graft scandal related to furnishing of the Pennsylvania State Capitol.
Berry was President of the Berry Engineering Company, worked as Collector of the Port of Philadelphia and authored multiple books on economic policy.