Water polo has been played consistently at the Mediterranean Games since the year 1951. The Italy men's national water polo team is the most successful team among men, while for women it is the Spain women's national water polo team that gain success with the first inaugural Edition in 2018 Mediterranean Games.
Men's tournament
Medals Summary, Men
| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 | 
Italy | 6 | 6 | 2 | 14 |
| 2 | 
Yugoslavia | 5 | 3 | 0 | 8 |
| 3 | 
Spain | 3 | 4 | 7 | 14 |
| 4 | 
Serbia | 3 | 0 | 0 | 3 |
| 5 | 
Croatia | 1 | 2 | 0 | 3 |
| 6 | 
Serbia and Montenegro | 1 | 0 | 1 | 2 |
| 7 | 
Greece | 0 | 1 | 4 | 5 |
| 8 | 
France | 0 | 1 | 2 | 3 |
| 9 | 
Egypt
[1] | 0 | 1 | 1 | 2 |
Montenegro | 0 | 1 | 1 | 2 | |
| 11 | 
Turkey | 0 | 0 | 1 | 1 |
| Totals (11 entries) | 19 | 19 | 19 | 57 | |
Women's tournament
| Year | Host | Gold medal game | Bronze medal game | ||||||
|---|---|---|---|---|---|---|---|---|---|
 Gold medalist
|
Score |
 Silver medalist
|
 Bronze medalist
|
Score | Fourth place | ||||
| 2018 Details |
Tarragona |
 Spain |
9 – 8 |  Italy |
 Greece |
15 – 5 |  France | ||
| 2022 |
 Oran |
No women's tournament | No women's tournament | ||||||
Medals Summary, Women
| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 |
Spain | 1 | 0 | 0 | 1 |
| 2 |
Italy | 0 | 1 | 0 | 1 |
| 3 |
Greece | 0 | 0 | 1 | 1 |
| Totals (3 entries) | 1 | 1 | 1 | 3 | |
Footnotes
- ^ FINA considers Egypt as the inheritor of the records of United Arab Republic
 | ||
International
water polo | ||
|---|---|---|
| World |  | |
| Africa |
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| Americas | ||
| Asia | ||
| Europe | ||
| Oceania |
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| Others | ||