Goals from Matt Crooks, Michael Smith and substitute Ryan Giles gave the visitors all three points on a disappointing evening for Neil Warnock’s side.
Our Boro writer Joe Nicholson has dished out his marks from the match– scroll down and flick through the pages of our picture gallery to see how each Boro player fared:
1. Marcus Bettinelli -
Almost got a hand to Crooks’ opener but was beaten from distance. Gave away the penalty and was beaten easily for the third. 4 Photo: Alex Pantling
2. Djed Spence - 5
Took up some advanced positions in the first half but was able to make a significant impact in the final third. 5 Photo: Getty Images
3. Paddy McNair - 5
Made a couple of interceptions but couldn’t keep Rotherham at bay as Boro’s defence was left exposed. 5 Photo: Alex Pantling
4. Nathan Wood - 5
Won some important headers but lost his man on a couple of occasions when the ball was played up towards the Rotherham forwards. 5 Photo: Warren Little