Scottish Independence: Ipsos MORI
| End Date | Company | Client | YES | NO | DK | Lead |
| 03 May 2021 | Ipsos MORI Online | STV | 47 | 47 | 6 | Tie |
| 04 Apr 2021 | Ipsos MORI Online | STV | 49 | 45 | 6 | +4 |
| 21 Feb 2021 | Ipsos MORI Online | STV | 48 | 44 | 7 | +4 |
| 26 Nov 2020 | Ipsos MORI Online | STV | 51 | 41 | 8 | +10 |
| 09 Oct 2020 | Ipsos MORI Online | STV | 52 | 39 | 9 | +13 |
| 25 Nov 2019 | Ipsos MORI Online | STV | 48 | 48 | 4 | Tie |
| 11 Mar 2018 | Ipsos MORI Online | STV | 46 | 50 | 4 | +4 |
| 06 Mar 2017 | Ipsos MORI Phone | STV | 47 | 46 | 6 | +1 |
| 11 Sep 2016 | Ipsos MORI Phone | STV | 45 | 50 | 5 | +5 |
| 07 Feb 2016 | Ipsos MORI Phone | STV | 49 | 45 | 5 | +4 |
| 30 Aug 2015 | Ipsos MORI Phone | STV | 53 | 44 | 3 | +9 |