carrot top

carrot top (a person with red hair) {slang} — сл. рыжий, рыжеволосый

Example 1: The Joys of Being a Carrot Top. (hubpages.com)

Example 2: Don't call me red; life as a carrot-top can be great, if you survive being called Bozo the Clown. (encyclopedia.com)

Example 3: You think just because that Carrot-top girl is the leader with them, that automatically makes you the leader with us. Well, screw that! (fanfiction.net)