The 22-year-old has been in impressive form for the League One Gills this season, scoring 13 goals in all competitions.
Such statistics have alerted the Robins, who believe that Dack can help them to retain their Championship status, according to the Daily Mail.
Dack joined Gillingham in 2010, having previously spent time at Charlton Athletic's academy.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Leeds UnitedLeeds | 36 | 22 | 10 | 4 | 72 | 23 | 49 | 76 |
| 2 | Sheffield UnitedSheff Utd | 36 | 24 | 6 | 6 | 51 | 27 | 24 | 76 |
| 3 | Burnley | 36 | 20 | 14 | 2 | 49 | 10 | 39 | 74 |
| 4 | Sunderland | 36 | 19 | 11 | 6 | 54 | 33 | 21 | 68 |
| 5 | Coventry CityCoventry | 36 | 16 | 8 | 12 | 52 | 46 | 6 | 56 |
| 6 | West Bromwich AlbionWest Brom | 36 | 13 | 16 | 7 | 46 | 32 | 14 | 55 |
| 7 | Bristol City | 36 | 13 | 14 | 9 | 46 | 39 | 7 | 53 |
| 8 | Blackburn RoversBlackburn | 36 | 15 | 7 | 14 | 41 | 37 | 4 | 52 |
| 9 | Middlesbrough | 36 | 14 | 8 | 14 | 55 | 47 | 8 | 50 |
| 10 | Norwich CityNorwich | 36 | 12 | 13 | 11 | 57 | 49 | 8 | 49 |
| 11 | Watford | 36 | 14 | 7 | 15 | 46 | 50 | -4 | 49 |
| 12 | Millwall | 36 | 12 | 12 | 12 | 36 | 37 | -1 | 48 |
| 13 | Sheffield WednesdaySheff Weds | 36 | 13 | 9 | 14 | 50 | 56 | -6 | 48 |
| 14 | Queens Park RangersQPR | 36 | 11 | 11 | 14 | 41 | 46 | -5 | 44 |
| 15 | Swansea CitySwansea | 36 | 12 | 8 | 16 | 38 | 46 | -8 | 44 |
| 16 | Preston North EndPreston | 36 | 9 | 16 | 11 | 36 | 42 | -6 | 43 |
| 17 | Portsmouth | 36 | 11 | 9 | 16 | 44 | 57 | -13 | 42 |
| 18 | Oxford UnitedOxford Utd | 36 | 9 | 12 | 15 | 37 | 53 | -16 | 39 |
| 19 | Hull City | 36 | 9 | 10 | 17 | 36 | 45 | -9 | 37 |
| 20 | Stoke CityStoke | 36 | 8 | 12 | 16 | 36 | 50 | -14 | 36 |
| 21 | Cardiff CityCardiff | 36 | 8 | 12 | 16 | 39 | 59 | -20 | 36 |
| 22 | Derby CountyDerby | 36 | 8 | 8 | 20 | 35 | 49 | -14 | 32 |
| 23 | Luton TownLuton | 36 | 8 | 7 | 21 | 32 | 59 | -27 | 31 |
| 24 | Plymouth ArgylePlymouth | 36 | 6 | 12 | 18 | 36 | 73 | -37 | 30 |
| > Championship Full Table | |||||||||
