Geoff Eltringham from County Durham.
The last time Eltringham was in Millers action was for the 1-1 draw at Burton in February 2012, when Shaun Harrad grabbed a second half point.
This seasons stats stand at a whopping 81 yellows and 4 red cards in 25 matches.
Running the lines are Mr. M. Coy (Durham) Mr. N. Murphy (Nottinghamshire).
The fourth official is Mr. M. D'aguilar (Staffordshire).