Old Crow was a 21st century Human and the manager for the Crenshaw Monarchs baseball team.
In his first three years in the Major Leagues, when he played for the London Kings, Buck Bokai, a switch hitter, hit twenty home runs a year right-handed. In the fourth year, when he was a player for the Crenshaw Monarchs, Bokai was moved to second in the batting order by Old Crow and never hit more than ten home runs a year batting right-handed. (DS9: "If Wishes Were Horses")
This character was only mentioned in dialogue.