Finswimming at the 2011 SEA Games was held at the Jakabaring Sport Complex in Palembang, Indonesia from 19 to 21 November 2011.[1]
| 100 m bi-fins | |||||
| 50 m surface | |||||
| 100 m surface | |||||
| 200 m surface | |||||
| 400 m surface | |||||
| 800 m surface | |||||
| 4 × 100 m bi-fins | Akkarawat Ruangchairit Nutt Wesshasartar Raphiphon Sornmane Sorasit Hanwiwattanakul | nowrap=true | Bayu Adiwibowo Christofel Keng Masengi Evan Adiputra Muhammad Nurul Fajri | nowrap=true | Franz Garett D. Baaco Leonard Angelo N. Sabellina Matthew Earll F. Rodriguez Mike Godoy |
| 4 × 100 m surface | nowrap=true | Adrian Sansoldi Lamano Bayu Adiwibowo Oktavia Riyanto Petrol Apostle Kambey | Nguyen Trong Quan Nguyễn Trung Kiên Phan Van Tien Phan Lưu Cẩm Thành | Akkarawat Ruangchairit Panjapol Kongkhieo Pawat Matjiur Sorasit Hanwiwattanakul |
| 100 m bi-fins | ||||
| 50 m surface | ||||
| 100 m surface | ||||
| 200 m surface | ||||
| 400 m surface | ||||
| 800 m surface | ||||
| 4 × 100 m bi-fins | Dương Thị Huyền Trang Nguyễn Thị Quỳnh Thi Truc Linh Nguyen Võ Thị Đài Trang | Kakkanang Prapaisub Natanong Butthajorn Nutchar Theprungsirikul Tassamol Petchsangroj | Amanita Muskarianny Delyana Fachriza Rosyadi Margaretha Herawati | |
| 4 × 100 m surface | Dương Thị Huyền Trang Nguyễn Thị Quỳnh Nguyễn Thị Thương Phan Lưu Kỳ Duyên | Angeline Soegianto Delyana Fachriza Rosyadi Janis Rosalita Suprianto | Kakkanang Prapaisub Natanong Butthajorn Nutchar Theprungsirikul Tassamol Petchsangroj |