Julian Lamar Posey (born July 17, 1988) is an American football cornerback who is currently a free agent. He was signed by the New York Jets in 2011 as an undrafted free agent in 2011. He played college football at Ohio.
Posey has also played for the Miami Dolphins and Cleveland Browns.
Posey attended LaSalle High School in Cincinnati, Ohio. Posey was named to the first-team All-Greater Catholic League South. He was an honorable mention for the Division I all district and also was named honorable mention all-area by the Cincinnati Enquirer. He was selected to the first-team all-conference, all-city and all-division on the track team.