Mark Brown from East Yorkshire.
Millers fans last saw Mark in action two seasons ago when he took charge of the 2-0 win over Accrington at Don Valley in February 2011.
Goals from Omar Daley and Adam Le Fondre sealed the win, with Daley also picking up a booking along with fellow loanee Liam Henderson.
Last seaason Brown stood in 34 games, with a card count of 94 yellows and 6 reds. In his first 4 games this campaign, he's issued a modest 9 yellow cards and is yet to produce a red.
Running the lines on Saturday will be Mr G. Liddle (County Durham) and Mr. A. Greenwood (North Yorkshire).
The fourth official is Mr. J. Tyas (West Yorkshire).