Liverpool have completed the signing of Croatian centre-back Dejan Lovren from Southampton
Petr Cech insists he is staying at Chelsea and is ready to fight for the No.1 spot in Jose Mourinho's starting XI.
Quinn, who played a key role in Rovers' promotion to the Championship, has committed his future to the Keepmoat outfit until the summer of 2015.
The 28-year-old arrived in South Yorkshire last August and made 37 appearances last season.
Rovers have already secured the stay of winger Kyle Bennett and striker Chris Brown on fresh two-year contracts.