Sinnamary (river)

{{Short description|River in French Guiana}}

{{Infobox river

| name = Sinnamary

| name_native =

| name_native_lang =

| image = Sinnamary 04.JPG

| image_caption =

| map = Guyane SinnamaryRiver map.svg

| map_caption =

| source1_location =

| mouth = Atlantic Ocean

| mouth_location = Sinnamary

| mouth_coordinates = {{Coord|5.4373|-52.9964|type:river_region:FR-GF|display=it}}

| progression =

| subdivision_type1 = Country

| subdivision_name1 = France

| subdivision_type2 = Territory

| subdivision_name2 = French Guiana

| length = {{convert|290|km|mi|abbr=on}}

| source1_elevation =

| discharge1_avg =

| basin_size =

}}

{{Designation list

| designation1 = Ramsar

| designation1_offname = Estuaire du fleuve Sinnamary

| designation1_date = 15 September 2008

| designation1_number = 1828{{Cite web|title=Estuaire du fleuve Sinnamary|website=Ramsar Sites Information Service|url=https://rsis.ramsar.org/ris/1828|accessdate=25 April 2018}}}}

The Sinnamary ({{IPA|fr|sinamaʁi}}) is a river in French Guiana. It is {{convert|290|km|mi|abbr=on}} long.{{sandre|id=90--0200|nom=sinnamary, le (fleuve)}} It rises in the center of the country, flowing north until it reaches the Atlantic Ocean near the town of Sinnamary. Its longest tributary is the Koursibo. The Petit-Saut Dam was built near Petit-Saut between 1989 and 1994.