Survivor 1 is the first season of the popular Tamil-language reality show Survivor Tamil. The show is hosted by actor Arjun Sarja. The show was shot in a remote island in Zanzibar in the country of Tanzania east of Africa, with 18 celebrity contestants known as "castaways". The show was premiered on 12 September 2021 on Zee Tamil and uncut episodes were uploaded on Zee5. The season also featured interviews with the eliminated contestants on Zee5. The show ran for 91 days. The prize money for the winner was ₹1 crore (US$1,34,000).

Survivor, also known as Survivor Tamil is an Indian adventure Tamil language reality television program in India based on the Swedish format Expedition Robinson created in 1997 by Charlie Parsons. The show was produced by Banijay Asia, the program was broadcast on Zee Tamil and streamed on ZEE5. The show was hosted by Arjun Sarja.