The crime happened on Aug. 25 at about 6:55 p.m. in the on a train near the Granville Station.
Police said the man pictured allegedly attacked a victim with mace and punched them in the face while making antisemitic statements.
I-TEAM REPORT: Threats against Americans, especially Jews, skyrocketing since beginning Iran war, nonprofit says
CPD released the photo in hopes to identify the suspect.
The suspect was last seen wearing a security cap with a blue jacket over a yellow work vest and dark pants.
Anyone with information is urged to contact police.
INTERACTIVE SAFETY TRACKER Track crime and safety in your neighborhood