Andrey Sirotkin (born 6 March 1985) is a Russian professional boxer.
Sirotkin gave Ryder problems early in the fight with his jab.
The punishment continued in the seventh round, culminating in a right hook to Sirotkin's body, from which he would not recover.
Ryder was awarded the KO win in the seventh round.
This biographical article related to a Russian boxer is a stub.