In 1977, Ed Farmer pitched in 1 game for the Baltimore Orioles. He gave up 1 hit and 0 earned runs, recording no outs.
In 1894, Kirtley Baker pitched in 1 game for the Baltimore Orioles. He gave up 1 hit and 0 earned runs, recording no outs.
In 1956, Gordie Sundin pitched in 1 game for the Baltimore Orioles. He gave up 0 hits and 1 earned run, recording no outs.
The Orioles started playing in Baltimore in 1954 at Memorial Stadium.
John Papa debuted on April 11, 1961, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on September 16, 1962, playing for the Baltimore Orioles at Memorial Stadium.
Will Holland debuted on July 10, 1889, playing for the Baltimore Orioles at Oriole Park; he played his final game on October 12, 1889, playing for the Baltimore Orioles at Oriole Park.
Tony Arnold debuted on August 9, 1986, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on October 3, 1987, playing for the Baltimore Orioles at Memorial Stadium.
Ed Barnowski debuted on September 8, 1965, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on September 16, 1966, playing for the Baltimore Orioles at Memorial Stadium.
Charlie Beamon debuted on September 26, 1956, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on September 13, 1958, playing for the Baltimore Orioles at Memorial Stadium.
Fred Besana debuted on April 18, 1956, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on May 13, 1956, playing for the Baltimore Orioles at Memorial Stadium.
George Blackburn debuted on July 6, 1897, playing for the Baltimore Orioles at Union Park; he played his final game on July 24, 1897, playing for the Baltimore Orioles at Union Park.
Frank Burt debuted on May 2, 1882, playing for the Baltimore Orioles at Newington Park; he played his final game on May 30, 1882, playing for the Baltimore Orioles at Newington Park.
Tony Chevez debuted on May 31, 1977, playing for the Baltimore Orioles at Memorial Stadium; he played his final game on June 8, 1977, playing for the Baltimore Orioles at Memorial Stadium.