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.
Berry was born on September 9, 1852, in Edwardsville, Illinois, to Benjamin D. and Mary F. Berry. His father Benjamin was and early pioneer of Illinois and a skilled mechanic having developed several useful inventions.
As a young man, Berry took an apprenticeship in the machine shops of George W. Tifts Sons & Co. in Buffalo, New York. Berry also took a scientific mechanical course at the Mechanics' Institute in Buffalo.
In 1873, after receiving his degree, Be