The 2010-11 season was Aberdeen's 98th season in the top flight of Scottish football and their 100th season overall. Aberdeen competed in the Scottish Premier League, Scottish Cup and Scottish League Cup.

Aberdeen began the season with successive league wins over Hamilton Academical and St Johnstone, but suffered a poor run of form in the following months, culminating in a club record 0–9 defeat to Celtic in November 2010. The following month, Mark McGhee was sacked as manager and replaced by Motherwell manager Craig Brown.

In the cups, Aberdeen reached the semi-final of the Scottish League Cup, losing 1–4 to Celtic in January 2011. Aberdeen also reached the semi-final of the Scottish Cup, losing 0–4 to Celtic in April 2011.

Aberdeen announced a series of pre-season friendlies in May 2010, including a tour of England and games in Scotland and Germany. The first pre-season friendly on 17 July 2010 against Highland Football League club Fraserburgh ended in a 1–3 defeat for Aberdeen. The following day, Aberdeen won 2–0 against Peterhead, with Mitchel Megginson and Michael Paton scoring. On 21 July, Aberdeen lost 0–1 to Dunfermline Athletic.

Aberdeen's tour of England began in Tamworth on 24 July. Despite Aberdeen taking an early lead, Tamworth equalised early in the second half, and the game ended 1–1. Aberdeen's next game was against Port Vale, Aberdeen won 1–0 thanks to a Michael Paton penalty ten minutes before the end of the game. The tour of England concluded with a 0–1 defeat to Brighton & Hove Albion on 31 July 2010.

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