Forwards Reuben Reid and Izale McLeod could come in after joining on loan from West Brom and Charlton respectively while Tottenham midfielder Jake Livermore is also available.
Livermore has signed a loan deal until the end of the season and will come up against the Rams - the side he played 16 games for earlier this season.
Defender Gabriel Zakuani is fit after groin problems, while Exodus Geohaghon and Josh Simpson return after being cup tied for the 4-0 FA Cup defeat to Tottenham.
Transfer-listed striker Aaron Mclean was left out of the squad at White Hart Lane and Cooper has yet to decide whether he will feature against Derby.
