The last Blues game he refereed was our Championship away game against Preston North End in March 2019.BCFC.
So far this season the Northumberland-based official has refereed just three games, where he has produced a total of eight yellow cards, two reds and awarded one penalty.
The last Blues game he refereed was our Championship away game against Preston North End in March 2019.
Blues lost that match 1-0 and there were six players cautioned; including Gary Gardner and Maikel Kieftenbeld.
Mr Duncan has refereed ten Blues games in total, with Blues winning five of them, drawing two and losing three.
The last Stoke game he took charge of was their Championship away fixture at Ipswich Town in February 2019.
Stoke drew that game 1-1 and Stoke's James McClean was the only player from either side to be cautioned.
He has refereed three Stoke games during his career, with The Potters winning one, drawing one and losing one of them.
Mr Duncan will be assisted on Sunday by Philip Dermott and Nigel Lugg, with Scott Oldham acting as the fourth official.