It was the 12th staging of the annual Singapore Cup tournament.

The cup was a single-elimination tournament, with all sixteen teams playing from the first round.

Subsequent rounds involved ties of two legs.

The final was played on 8 November and won by Geylang United, who beat Bangkok Glass 1–0.

The draw for the tournament was held on 15 April 2009 TTM Samut Sakhon won 7 – 3 on aggregate.