Terry "the Crow" Crowley 1969-73, 76-82
Todd Cruz 1983-84
Darwin Cubillan 2004
The most interesting thing I could find about him is that he pitched in Japan and Korea after being released by the O's but was known only as Darwin since Cubillan sounds like "Kubi Yan" which means "he is fired, isn't he?" in Japanese. Thank you Wikipedia.
"Stumbling" Jack Cust 2003-04
This story sums up Jack's time as an Oriole: