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Gymnastics at the 2011 SEA Games was divided into three sub-categories: artistic gymnastics, rhythmic gymnastics, and aerobics. Artistic and Rhythmic Gymnastics were held at the Ranau Gymnastic Hall while Aerobics were held at the Dempo Hall, Palembang, Indonesia.

Men

Event	Gold		Silver		Bronze
Team all-around	Vietnam Trương Minh Sang Nguyễn Hà Thanh Phạm Phước Hưng Nguyễn Tuấn Đạt Hoàng Cường Đặng Nam	339.250	Thailand Suriyen Chanduang Kittipong Yudee Weena Chokpaoumpai Thitipong Sukdee Woranad Kaewpanya Rartchawat Kaewpanya	335.150	Indonesia Muhammad Try Saputra Audi Ashari Arif Endriadi Ronny Sabputra Agus Adi Prayoko Ferrous One Willyodac	329.700
Individual all-around	Rartchawat Kaewpanya  Thailand	87.400	Phạm Phước Hưng  Vietnam	85.500	Hoàng Cường  Vietnam	84.550
Floor	Hoàng Cường  Vietnam	14.675	shared gold	N/A	Ferrous One Willyodac  Indonesia	14.650
	Rartchawat Kaewpanya  Thailand
Horizontal bar	Muhammad Try Saputra  Indonesia	14.200	shared gold	N/A	Ferrous One Willyodac  Indonesia	13.775
	Phạm Phước Hưng  Vietnam
Parallel bars	Nguyễn Hà Thanh  Vietnam	15.500	Phạm Phước Hưng  Vietnam	15.375	Rartchawat Kaewpanya  Thailand	14.450
Pommel horse	Rartchawat Kaewpanya  Thailand	14.825	Gabriel Gan Zi Jie  Singapore	14.350	Trương Minh Sang  Vietnam	14.100
Rings	Đặng Nam  Vietnam	15.050	Phạm Phước Hưng  Vietnam	14.975	Endriadi  Indonesia	14.250
Vault	Nguyễn Tuấn Đạt  Vietnam	15.925	Ronny Sabputra  Indonesia	15.915	Nguyễn Hà Thanh  Vietnam	15.775

Women

Event	Gold		Silver		Bronze
Team all-around	Singapore Foo En Ning Rachel Giam Pei Shi Krystal Khoo Oon Hui Nur Atikah Nabilah Joey Tam Jing Ying Lim Heem Wei	189.002	Thailand Lapas Narongnu Romteera Amod Mananchaya Senklang Ajaree Tansub Rawiwarn Muktanod	183.401	Indonesia Marissa Deli Nefy Nurbaeti Iim Imaroh Fachrudin Dewi Prahara Dewi Mustika Marni Beby Pelany Pravity	182.703
Individual all-around	Phan Thị Hà Thanh  Vietnam	53.217	Đỗ Thị Ngân Thương  Vietnam	49.700	Lim Heem Wei  Singapore	49.484
Balance beam	Đỗ Thị Ngân Thương  Vietnam	12.300	Nur Eli Ellina  Malaysia	12.075	Phan Thị Hà Thanh  Vietnam	12.050
Floor	Phan Thị Hà Thanh  Vietnam	13.125	Lim Heem Wei  Singapore	12.875	Rawiwarn Muktanod  Thailand	12.500
Uneven bars	Đỗ Thị Ngân Thương  Vietnam	12.900	Farah Ann Abdul Hadi  Malaysia	12.375	Nefy Nurbaeti  Indonesia	12.175
Vault	Phan Thị Hà Thanh  Vietnam	14.212	Dewi Prahara  Indonesia	13.125	Mananchaya Senklang  Thailand	12.975

Women

Event	Gold		Silver		Bronze
Individual all-around	Tharatip Sridee  Thailand	113.406	Anyavarin Supateeralert  Thailand	96.515	Dinda Defriana  Indonesia	93.532
Hoop	Tharatip Sridee  Thailand	26.425	Anyavarin Supateeralert  Thailand	25.235	Maria Victoria Alicia Recinto  Philippines	25.105
Ball	Maria Victoria Alicia Recinto  Philippines	28.250	Tharatip Sridee  Thailand	26.450	Dinda Defriana  Indonesia	26.320
Ribbon	Maria Victoria Alicia Recinto  Philippines	24.000	Anyavarin Supateeralert  Thailand	22.950	Dinda Defriana  Indonesia	21.350
Rope	Maria Victoria Alicia Recinto  Philippines	27.990	Anyavarin Supateeralert  Thailand	27.335	Tharatip Sridee  Thailand	27.300

Event	Gold		Silver		Bronze
Men's aerobic	Nattawut Pimpa  Thailand	20.300	Vũ Bá Đông  Vietnam	20.250	Phairach Thotkhamchai  Thailand	19.750
Mixed trios	Vietnam Nguyễn Thiện Phương Vũ Bá Đông Trần Thị Thu Hà	20.792	Thailand Phairach Thotkhamchai Nattawut Pimpa Roypim Ngampeerapong	20.584	Indonesia Faizal Amirullah Lody Lontoh Tyana Dewi Koesumawati	19.324

  *   Host nation (Indonesia)

Rank	Nation	Gold	Silver	Bronze	Total
1	Vietnam	12	5	4	21
2	Thailand	5	8	5	18
3	Philippines	3	0	1	4
4	Indonesia*	1	2	11	14
5	Singapore	1	2	1	4
6	Malaysia	0	2	0	2
Totals (6 entries)		22	19	22	63

• Southeast Asian Games Official Results