Jack

From Scrubs Wiki

Which Jack were you referring to?

Jack Cox Son of Perry Cox and Jordan Sullivan.

Jack Fremont Season Eight patient at Sacred Heart.

Jack Grinnage Actor who portrays Marvell.

Jack Moyer Jamie Moyer's comatose husband.

Jack Shearer Actor who portrays Aaron Simon.

Jack Thomas Actor who portrays Jim Morrison.

Jackie Wheeler Gave birth at Sacred Heart in Season One.