Polar Boy (Brek Bannin) is a fictional character from the 30th century of the DC Universe, initially suggested by reader Buddy Lavigne of Northbrook, Illinois in the letters page of Adventure Comics #304, from January 1963.

His family lives in the planet's hottest valley, where the inhabitants develop cryokinetic abilities to combat the persistent heat.

[4] The group primarily serves as local law enforcement while the Legion is busy, and eventually disbands after thwarting Computo's invasion of Bismoll.

Polar Boy appears in the 2021 one-shot Tis the Season to Be Freezin', where he dates Comet Queen.

[7] Polar Boy possesses the innate ability to reduce heat and produce cold, which enables him to withstand high temperatures.