The 2010–11 season was Sheffield Wednesday's first season in the third tier of English football since 2005 and their 109th season in the Football League.
10 August 2010 – Sheffield Wednesday progress to the second round of the League Cup after beating Bury 1–0 at Hillsborough. The game was watched by 7,390 fans.
11 August 2010 – Sheffield Wednesday are given 28 days to pay a £550,000 debt before potentially going into administration.
24 August 2010 – Sheffield Wednesday are knocked out of the League Cup after a 4–2 loss at Scunthorpe United.
9 November 2010 – Wednesday face a winding-up order over £600,000 of unpaid PAYE tax and also face a similar order over a £300,000 VAT bill.[1]
17 November 2010 – A High Court judge gives the club 28 days to find new owners and pay off their tax debt.[2]
29 November 2010 – Milan Mandaric's UK Football Investments buys the club for £7,000,001 pending shareholder approval. The deal would settle the club's £23 million debt with the Co-Operative Bank with a £7 million payment. An Extraordinary General Meeting of shareholders is called for 14 December.[3]
30 November 2010 – Wednesday are knocked out of the Football League Trophy after a 3–1 loss at Carlisle United.
3 February 2011 – Alan Irvine is sacked as manager after 13 months in charge. The club were 12th in the table at the time.[4]
4 February 2011 – Gary Megson is appointed as manager.[5]
19 February 2011 – Wednesday reach the fifth round of the FA Cup for the first time in 11 years, but are knocked out by Birmingham City.
7 May 2011 – A loss to Exeter City in the final game of the season leaves Wednesday 15th in the final league table.
^Potter was born in Liverpool, England, but also qualified to represent the Republic of Ireland internationally and represented the Republic of Ireland at U-21 level before making his international debut for the Republic of Ireland in May 2007.
^Johnson was born in Marseille, France, but also qualified to represent Benin internationally and made his international debut for Benin in February 2009.
^Palmer was born in Worksop, England, but also qualified to represent Scotland internationally through his grandmother, as well as Jamaica, and represented Scotland at U-19 and U-21 level before making his international debut for Scotland in March 2019.