Hugh says on 1/Sep/08
Jerry is 6ft2.5 and Charlie 6ft4.

Anonymous KinG says on 29/Mar/08
he looks no much(1,2cm) taller than his big brother jerry.. the most he would be 6ft2.75(190cm)..

6' says on 27/Nov/07
Thought Jerry and him were the same height?

Anonymous says on 18/Oct/07
Jerry O'Connell has admitted that his little brother, Charley, who was on "The Bachelor" a few years ago is an inch taller than him at 6-3.

Derek says on 2/Dec/06
He had about 1'-1.5" on Ashton Kutcher in Dude Wheres My Car. I believe Ashton is 6'2 1/2", so Charlie is 6'3 1/2"-6'4".