John Charles Groome

John Charles Groome (March 20, 1862 – August 31, 1930), was the first superintendent of the Pennsylvania State Police from 1905 to 1917. He was the former warden of the Eastern State Penitentiary and a Colonel in World War I.

Biography He was born in Philadelphia, Pennsylvania on March 20, 1862, to Samuel William Groome and Nancy Andrew Connelly. He graduated from the Protestant Episcopal Academy in 1878. He became a member of the First Troop Philadelphia City Cavalry in 1882. On April 15, 1884, he married Agnes Price Roberts (1868–1937), and had three children.

In the First Troop Philadelphia City Cavalry he was promoted to corporal in 1887, then sergeant in 1889. He was promoted to captain in 1896. He was active in the Homestead Strike in 1892 and the Coal Strike of 1902 in 1902. On July 1, 1905, he became the first superintendent of the Pennsylvania State Police.