Career
He was a left-handed infielder, not entirely uncommon in the 19th century, he is the all-time leader in games played at second base by a left-hander with 538. He also played 30 games at shortstop. Foreign the 1883 season, he signed and was playing for the Merrits of Camden, New Jersey, when Charlie Byrne of a fellow league team, the Brooklyn Grays bought his contract, along with other Merrits Sam Kimber, Charlie Householder, Frank Fennelly, and Jack Corcoran.
He finished out the year and transitioned with the team over to the American Association, where they would be known as the Atlantics.
Greenwood died in his howmetown of Philadelphia at the age of 44 or 45, and is interred at the Mount Moriah Cemetery in Philadelphia.