The 3rd FINA World Junior Swimming Championships, were held on 16–21 August 2011, in Lima, Peru.
| 2011 FINA World Junior Swimming Championships | |
|---|---|
 | |
| Host city | Lima, Peru |
| Date(s) | 16–21 August 2011 |
Medal table
edit| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 |  United States (USA) | 11 | 8 | 3 | 22 |
| 2 |  Japan (JPN) | 7 | 9 | 3 | 19 |
| 3 |  Canada (CAN) | 4 | 5 | 5 | 14 |
| 4 |  Australia (AUS) | 4 | 1 | 3 | 8 |
| 5 |  Ukraine (UKR) | 4 | 1 | 2 | 7 |
| 6 |  Italy (ITA) | 2 | 6 | 5 | 13 |
| 7 |  Great Britain (GBR) | 2 | 2 | 3 | 7 |
| 8 |  Spain (ESP) | 2 | 1 | 3 | 6 |
| 9 |  Greece (GRE) | 1 | 2 | 2 | 5 |
| 10 |  Germany (GER) | 1 | 0 | 1 | 2 |
| 11 |  Egypt (EGY) | 1 | 0 | 0 | 1 |
 Slovenia (SLO) | 1 | 0 | 0 | 1 | |
| 13 |  China (CHN) | 0 | 3 | 1 | 4 |
| 14 |  Poland (POL) | 0 | 2 | 1 | 3 |
| 15 |  Russia (RUS) | 0 | 1 | 4 | 5 |
| 16 |  Croatia (CRO) | 0 | 1 | 0 | 1 |
| 17 |  Brazil (BRA) | 0 | 0 | 1 | 1 |
 France (FRA) | 0 | 0 | 1 | 1 | |
 South Africa (RSA) | 0 | 0 | 1 | 1 | |
| Totals (19 entries) | 40 | 42 | 39 | 121 | |