These are the results from the synchronised swimming competition at the 1991 World Aquatics Championships. The United States was the top achiever in the 1991 world championship, winning two gold medas and 1 silver.
Medal table
edit| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 |  United States (USA) | 2 | 1 | 0 | 3 |
| 2 |  Canada (CAN) | 1 | 1 | 1 | 3 |
| 3 |  Japan (JPN) | 0 | 1 | 2 | 3 |
| Totals (3 entries) | 3 | 3 | 3 | 9 | |
Medal summary
edit| Event | Gold | Silver | Bronze |
| Solo routine |
Sylvie Fréchette (CAN) 201.013 |
 Kristen Babb-Sprague (USA)196.314 |
Mikako Kotani (JPN) 195.110 |
| Duet routine |
Karen Josephson (USA) Sarah Josephson (USA) 199.762 |
Mikako Kotani (JPN) Aki Takayama (JPN) 194.307 |
Lisa Alexander (CAN) Kathy Glen (CAN) 192.649 |
| Team routine |
United States Kristen Babb-Sprague Becky Dyroen Karen Josephson Sarah Josephson Jill Savery Nathalie Schneyder Heather Simmons Michelle Svitenko 196.144 |
Canada Lisa Alexander Karen Clark Charlene Davies Karen Fonteyne Kathy Glen Heather Johnston Christine Larsen Cari Read 193.259 |
Japan Hisako Aoishi Mina Enkaku Kiyoko Ishibashi Ikuko Kato Fumiko Okuno Aki Takayama Yumi Wakabayashi Chiaki Yamamura 189.753 |
Multiple medal winners
edit- Mikako Kotani (Japan): won 2 silver medals.