Darren Drysdale from Lincolnshire.
Drysdale has a modest card count from last season in comparison to other refs, producing the yellow 95 times accompanied by five reds in 42 matches.
The last time Drysdale was seen by Millers fans was back in November 2010 when Adam Le Fondre's first half double saw off Oxford 2-1 at Don Valley.
Running the lines at the Proact Stadium are Mr. J. Clark (West Midlands) and Mr. K. Haycock. (West Yorkshire).
The fourth official is Mr. P. Graham (Manchester).