| Season 2015 Top goalscorer Ramazotti (21 Goals) Champion Brunei DPMM FC Matches played 270 | Charity Shield Warriors FC Dates 1 Mar 2015 – 21 Nov 2015 Goals scored 356 | |
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| Champions Brunei DPMM (1st title) AFC Champions League Tampines Rovers (S.League runner-up) AFC Cup Balestier Khalsa (S.League 4th) Similar 2016 SLeague, 2015 Úrvalsdeild, 2015 Girabola | ||
The 2015 S.League was the 20th season since the establishment of the S.League, the top-flight Singaporean professional league for association football clubs. The league is also known as the Great Eastern YEO'S S.League due to sponsorship reasons. Warriors FC were the defending champions.
Contents
Changes from 2014
The league underwent a number of changes in its 20th season in order to increase its competitiveness:
A new rule on age restrictions – a maximum of five players aged 30 and above and a minimum of three under-25 players for clubs with a 22-man squad, a maximum of four players aged 30 and above and a minimum of two under-25 players for clubs with a 20-man squad – was later reversed.
Teams
A total of 10 teams contested the league. Tanjong Pagar United withdrew from the league due to financial problems, while Woodlands Wellington merged into Hougang United. Albirex Niigata Singapore, Brunei DPMM and Harimau Muda are invited foreign clubs from Japan, Brunei and Malaysia respectively.
Personnel and sponsoring
Note: Flags indicate national team as has been defined under FIFA eligibility rules. Players may hold more than one non-FIFA nationality.
Foreigners
Players name in bold indicates the player is registered during the mid-season transfer window.