A notification released by Illinois State Police says one year old Artistic Fletcher was last seen at Saint Mary's Hospital in Kankakee.
The baby boy was taken there on allegations of child abuse.
Authorities say his father, Arthur Fletcher, took the child from the facility against the advice of medical staff and could be heading toward Round Lake Illinois or Florida.
An exact description of his vehicle is not known.
Authorities say Fletcher could be driving the following:
-A tan Lincoln navigator with Illinois plates
-A blue/black 1999 Dodge 4D with a license number N-6-5-2-2-7-7
-A red 1994 Chevy Carryall with a license number 5-4-2-0-6-Z
Anyone with information is asked to call Kankakee Police at 815-933-3324.