Our Boro writer Joe Nicholson has dished out his player ratings following the match, after Blues teenager Odin Bailey headed home the winner for Pep Clotet’s side late on. Scroll down and flick through our picture gallery to see who shone and who struggled for the visitors.
1. Darren Randolph - 8
The scoreline would have been a lot worse if it wasn’t for a couple of excellent saves from the Boro keeper - 8 Photo: Lewis Storey
2. Anfernee Dijksteel - 3
Caught in possession several times as the visitors struggled to get out of their own half - 3 Photo: Getty Images
3. Daniel Ayala - 6
Won a few important headers as Boro came under pressure. Looked like he’d salvaged a point before Birmingham's late winner. 6 Photo: Frank Reid
4. Dael Fry - 4
Was forced to do a lot of defending as Birmingham dominated for large spells. Yet to get back to his best after returning from injury. 4 Photo: Getty Images