|Namesake||A group of Indonesian islands|
|Tribe Type||Starting Tribe|
|Day Formed||Day 1|
|Rival Tribe(s)|| Boalemo|
|Tribe Status||Merged with Limboto on Day 24|
|Lowest Placing Member||Iisaustin (14/20)|
|Highest Placing Member||Casey423 (1/20)|
Remembered for it's teamwork and challenge domination, Riau managed to win all but two of the challenges before merging.
- ► ► Casey423
- ► ► Com3dyboyz
- ► ► Dtopaz
- ► ► Jefraislife
- ► ► JefraProbst
- ► ► Jamievdw101
- ► ► Juliansoyyo
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- Topaz is the only castaway to stay in Riau throughout the pre-merge.
- Silla and Riau hold the record for the most wins in a season with 10.
- Riau holds the record for longest time being immune until their first Tribal Council, 21 days.
- However Atonga currently holds the record for the lastest first Tribal Council, going to Tribal Council on Day 23.
- Riau currently holds the record for the longest wins in a row, winning nine challenges in a row.