There is no world-class player named "Danny Collins", but in New Zealand there is a famous flanker named "Jerry Collins"
NFL player Nate Collins played for Virginia.
NFL player Anthony Collins played for Kansas.
NBA player Jason Collins played for Stanford.
NFL player Jasper Collins played for Mount Union.
NFL player Jed Collins played for Washington State.
NFL player Jamie Collins played for Southern Mississippi.
there hasn't been anyone yet
NFL player Danny Trevathan played for Kentucky.
NFL player Danny Noble played for Toledo.
NFL player Danny Aiken played for Virginia.
NFL player Danny Kistler played for Montana.
NFL player Danny Lansanah played for Connecticut.