Now, the Owls are striving to appoint their third manager of the campaign as quickly as possible, in order to find some much-needed stability and avoid becoming embroiled in a relegation battle towards the tail-end of the season. Here's our rundown of OddsChecker's latest front-runners who could become the next Sheffield Wednesday manager.
9. David Wagner - Current odds: 25/1
Current job: Unemployed. Last job: Schalke 04. Career win percentage: 33.5% Photo: Gareth Copley
10. Jose Morais - Current odds: 25/1
Current job: Unemployed. Last job: Jeonbuk Hyundai Motors. Career win percentage: 49.7% Photo: Brook Mitchell
11. Ben Olsen - 25/1
Current job: Unemployed. Last job: DC United: Career win percentage: 36% Photo: Ned Dishman
12. Danny Cowley - Current odds: 25/1
Current job: Unemployed. Last job: Huddersfield Town. Career win percentage: 51.4% Photo: George Wood