The club participated in the A-League for the 13th time, the FFA Cup for the fourth time, as well as the AFC Champions League for the fourth time.

Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.

Players may hold more than one non-FIFA nationality.

Source: ultimatealeague.com Last updated: 3 April 2018.

On 19 May, 2018, Sydney FC hosted their annual Sky Blue Ball and presented eight awards on the night.