2019 Marathon Swimming World Series
| Host City |
Beau Vallon Beach |
| Country |
 SEY |
| Held |
12 March 2019 |
| Competitors |
6 |
| Countries |
5 |
Events
| Event |
Gender |
Held |
Status |
Competitors |
Countries |
| 10 km |
Men |
— |
Medal |
3 |
3 |
| 10 km |
Women |
— |
Medal |
3 |
3 |
Medal table
| Pos |
Country |
🥇 Gold |
🥈 Silver |
🥉 Bronze |
Total |
| 1 |
France |
 FRA |
1 |
0 |
1 |
2 |
| 2 |
Italy |
 ITA |
1 |
0 |
0 |
1 |
| 3 |
Australia |
 AUS |
0 |
1 |
0 |
1 |
| = |
Brazil |
 BRA |
0 |
1 |
0 |
1 |
| 5 |
Hungary |
 HUN |
0 |
0 |
1 |
1 |
Medal winners