Most notably, of course, was the departure of manager Darren Moore, who left his post with the club to take on a new role with Sheffield Wednesday.
Rovers are still very much in with a fighting chance of mounting a promotion charge, however.
But where do the experts think Doncaster will finish now that Moore has left, and who are they tipping for promotion to the Championship?
One set of data analysts have released their latest predictions on how the League One table will finish - and it makes for interesting reading after a busy period in the division, which has seen a number of teams drop points.
Scroll down and click through the pages as we see where their unique formula is predicting Rovers to finish come the end of the 2020/21 campaign:
21. 4th - Blackpool
The Seasiders are being tipped to storm up the table in the final weeks of the season, and a charge into the play-offs may be on the cards according to the experts. Predicted points total: 76 Photo: Alex Livesey
22. 3rd - Peterborough United
They've been in good form of late, but the experts believe Posh will just miss out on the automatic promotion places after losing to Blackpool on Tuesday night. Predicted points total: 83 Photo: Alex Pantling
23. 2nd - Sunderland
The Black Cats, whose quartet of January signings - and new billionaire owner - are expected to help the club secure a top two place. Predicted points total: 85 Photo: FRANK REID 2019
24. 1st - Hull City
In and around the top two for most of the campaign, Hull are being backed to return to the Championship at the first time of asking. Predicted points total: 88 Photo: George Wood