PS Siak

{{Short description|Indonesian football club}}

{{Infobox football club

| clubname = PS Siak

| image =

| fullname = Persatuan Sepakbola Siak

| image_size =

| nickname = Naga Berjuang {{br}} Laskar Ghimbam (Ghimbam Warriors)

| founded = {{start date and age|2001}}

| short name = PS Siak

| ground = Kampung Rempak Stadium{{br}} Siak, Riau

| capacity = 30,000

| owner = PT. Siak Palace Sport

| chairman = Iirving Kahar

| manager = Syahrial Efendy

| coach =

| league = Liga 4

| season = 2023

| position = 1st, Champions (Riau zone)

| pattern_la1 = _greenborder

| pattern_b1 = _greencollar

| pattern_ra1 = _greenborder

| pattern_sh1 =

| leftarm1 = 0C3

| body1 = 0C3

| rightarm1 = 0C3

| shorts1 = 0C3

| socks1 = 0C3

| pattern_la2 = _whiteborder

| pattern_b2 = _whitecollar

| pattern_ra2 = _whiteborder

| pattern_sh2 = _bluesides

| leftarm2 = 0000FF

| body2 = 0000FF

| rightarm2 = 0000FF

| shorts2 = FFFFFF

| socks2 = FFFFFF

}}

Persatuan Sepakbola Siak (simply known as PS Siak) is an Indonesian football club based in Siak Sri Indrapura, Siak, Riau. They compete in Liga 4.