# Water polo at the 2023 World Aquatics Championships – Men's tournament

The men's water polo tournament at the 2023 World Aquatics Championships was held from 17 to 29 July 2023. This was the 20th time that the men's water polo tournament has been played since the first edition in 1973.
Hungary claimed their fourth title by defeating Greece in the final.

## Qualification

| Event | Dates | Hosts | Quota | Qualifier(s) |
| Host nation | — | — | 1 | Japan |
| 2022 World League | 8 January – 27 July 2022 | Strasbourg | 2 | Italy United States |
| 2022 World Championships | 21 June – 3 July 2022 | Budapest | 4 | Spain Greece Croatia Serbia |
| 2022 European Championship | 29 August – 10 September 2022 | Split | 3 | Hungary France Montenegro |
| 2022 Asian Championship | 7–14 November 2022 | Samut Prakan | 2 | China Kazakhstan |
| 2023 Pan American Water Polo Championships | 3–8 April 2023 | Bauru | 2 | Canada Brazil Argentina |
| African Wildcard | — | — | 1 | South Africa |
| Oceanian Wildcard | — | — | 1 | Australia |
| Total | | | 16 | |
Due the limited budget and the proximity of the date of the championship with the 2023 Pan American Games, Brazil opted for the withdrawal before the tournament and was replaced by Argentina.

## Draw

The draw was held on 18 April 2023.

### Seeding

The pots were announced on 12 April 2023.
| Pot 1 | Pot 2 | Pot 3 | Pot 4 |
| Spain Greece Croatia Italy | Serbia United States Canada Hungary | Argentina Montenegro France Australia | South Africa Japan China Kazakhstan |
The draw resulted in the following groups:
| Group A | Group B | Group C | Group D |
| United States | China | Croatia | South Africa |
| Australia | France | Hungary | Serbia |
| Kazakhstan | Canada | Argentina | Montenegro |
| Greece | Italy | Japan | Spain |

## Preliminary round

All times are local (UTC+9).

### Group A

| Pos | Team | Pld | W | PSW | PSL | L | GF | GA | GD | Pts | Qualification |
| 1 | Greece | 3 | 3 | 0 | 0 | 0 | 46 | 25 | +21 | 9 | Quarterfinals |
| 2 | United States | 3 | 2 | 0 | 0 | 1 | 48 | 28 | +20 | 6 | Playoffs |
| 3 | Australia | 3 | 1 | 0 | 0 | 2 | 39 | 35 | +4 | 3 | Playoffs |
| 4 | Kazakhstan | 3 | 0 | 0 | 0 | 3 | 13 | 58 | −45 | 0 | |
| 17 July 2023 09:00 | Report | Kazakhstan | 5–18 | United States | Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), David Gómez (ESP) |
| Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), David Gómez (ESP) |||
| 17 July 2023 09:00 | Report | Markovich 3 | Goals | Abramson 5 | Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), David Gómez (ESP) |
| 17 July 2023 10:30 | Report | Australia | 9–13 | Greece | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Veselin Mišković (MNE) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Veselin Mišković (MNE) |||
| 17 July 2023 10:30 | Report | Power 4 | Goals | Argyropoulos 3 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Veselin Mišković (MNE) |
| 19 July 2023 17:30 | Report | Greece | 18–2 | Kazakhstan | Marine Messe Fukuoka, Fukuoka Referees: Raffaele Colombo (ITA), Germán Moller (ARG) |
| Marine Messe Fukuoka, Fukuoka Referees: Raffaele Colombo (ITA), Germán Moller (ARG) |||
| 19 July 2023 17:30 | Report | three players 3 | Goals | Akhmetov, Ruday 1 | Marine Messe Fukuoka, Fukuoka Referees: Raffaele Colombo (ITA), Germán Moller (ARG) |
| 19 July 2023 20:30 | Report | United States | 16–8 | Australia | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Vojin Putniković (SRB) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Vojin Putniković (SRB) |||
| 19 July 2023 20:30 | Report | Daube 5 | Goals | Pavillard, Power 3 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Vojin Putniković (SRB) |
| 21 July 2023 13:30 | Report | United States | 14–15 | Greece | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |||
| 21 July 2023 13:30 | Report | Irving 6 | Goals | Genidounias, Papanastasiou 4 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |
| 21 July 2023 16:00 | Report | Australia | 22–6 | Kazakhstan | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |
| Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |||
| 21 July 2023 16:00 | Report | Negus, Poot 4 | Goals | Artyukh 2 | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |

### Group B

| Pos | Team | Pld | W | PSW | PSL | L | GF | GA | GD | Pts | Qualification |
| 1 | Italy | 3 | 3 | 0 | 0 | 0 | 55 | 17 | +38 | 9 | Quarterfinals |
| 2 | France | 3 | 2 | 0 | 0 | 1 | 38 | 32 | +6 | 6 | Playoffs |
| 3 | Canada | 3 | 1 | 0 | 0 | 2 | 30 | 49 | −19 | 3 | Playoffs |
| 4 | China | 3 | 0 | 0 | 0 | 3 | 23 | 48 | −25 | 0 | |
| 17 July 2023 12:00 | Report | Canada | 13–10 | China | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Nenad Peris (CRO) |
| Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Nenad Peris (CRO) |||
| 17 July 2023 12:00 | Report | Constantin-Bicari, Gardijan 3 | Goals | Peng 4 | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Nenad Peris (CRO) |
| 17 July 2023 13:30 | Report | France | 6–13 | Italy | Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Michiel Zwartt (NED) |
| Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Michiel Zwartt (NED) |||
| 17 July 2023 13:30 | Report | Crousillat, Khasz 2 | Goals | Fondelli 4 | Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Michiel Zwartt (NED) |
| 19 July 2023 09:00 | Report | Italy | 24–6 | Canada | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |
| Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |||
| 19 July 2023 09:00 | Report | three players 4 | Goals | Constantin-Bicari 3 | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), David Gómez (ESP) |
| 19 July 2023 10:30 | Report | China | 8–17 | France | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Veselin Mišković (MNE) |
| Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Veselin Mišković (MNE) |||
| 19 July 2023 10:30 | Report | Chen R., Xie 2 | Goals | Marzouki 4 | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Veselin Mišković (MNE) |
| 21 July 2023 17:30 | Report | China | 5–18 | Italy | Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Germán Moller (ARG) |
| Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Germán Moller (ARG) |||
| 21 July 2023 17:30 | Report | Chen Z. 2 | Goals | Condemi, Di Fulvio 4 | Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Germán Moller (ARG) |
| 21 July 2023 20:30 | Report | France | 15–11 | Canada | Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Vojin Putniković (SRB) |
| Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Vojin Putniković (SRB) |||
| 21 July 2023 20:30 | Report | three players 3 | Goals | three players 3 | Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Vojin Putniković (SRB) |

### Group C

| Pos | Team | Pld | W | PSW | PSL | L | GF | GA | GD | Pts | Qualification |
| 1 | Hungary | 3 | 3 | 0 | 0 | 0 | 49 | 31 | +18 | 9 | Quarterfinals |
| 2 | Croatia | 3 | 2 | 0 | 0 | 1 | 51 | 29 | +22 | 6 | Playoffs |
| 3 | Japan (H) | 3 | 1 | 0 | 0 | 2 | 40 | 42 | −2 | 3 | Playoffs |
| 4 | Argentina | 3 | 0 | 0 | 0 | 3 | 27 | 65 | −38 | 0 | |
| 17 July 2023 16:00 | Report | Argentina | 5–24 | Croatia | Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Jennifer McCall (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Jennifer McCall (USA) |||
| 17 July 2023 16:00 | Report | five players 1 | Goals | Marinić Kragić 5 | Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Jennifer McCall (USA) |
| 17 July 2023 19:00 | Report | Hungary | 16–8 | Japan | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Nicola Johnson (AUS) |
| Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Nicola Johnson (AUS) |||
| 17 July 2023 19:00 | Report | Jansik, Zalánki 4 | Goals | Suzuki, Takata 2 | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Nicola Johnson (AUS) |
| 19 July 2023 12:00 | Report | Croatia | 10–12 | Hungary | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Frank Ohme (GER) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Frank Ohme (GER) |||
| 19 July 2023 12:00 | Report | three players 2 | Goals | Zalánki 3 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Frank Ohme (GER) |
| 19 July 2023 19:00 | Report | Japan | 20–9 | Argentina | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Darren Spiritsanto (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Darren Spiritsanto (USA) |||
| 19 July 2023 19:00 | Report | Watanabe 5 | Goals | Martino 3 | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Darren Spiritsanto (USA) |
| 21 July 2023 09:00 | Report | Hungary | 21–13 | Argentina | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Alessia Ferrari (ITA) |
| Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Alessia Ferrari (ITA) |||
| 21 July 2023 09:00 | Report | Vigvári 4 | Goals | Camnasio, Corsi 3 | Marine Messe Fukuoka, Fukuoka Referees: Zhang Liang (CHN), Alessia Ferrari (ITA) |
| 21 July 2023 19:00 | Report | Croatia | 17–12 | Japan | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Michiel Zwartt (NED) |
| Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Michiel Zwartt (NED) |||
| 21 July 2023 19:00 | Report | Kharkov 4 | Goals | Adachi 4 | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Michiel Zwartt (NED) |

### Group D

| Pos | Team | Pld | W | PSW | PSL | L | GF | GA | GD | Pts | Qualification |
| 1 | Spain | 3 | 3 | 0 | 0 | 0 | 54 | 27 | +27 | 9 | Quarterfinals |
| 2 | Serbia | 3 | 1 | 1 | 0 | 1 | 57 | 34 | +23 | 5 | Playoffs |
| 3 | Montenegro | 3 | 1 | 0 | 1 | 1 | 55 | 34 | +21 | 4 | Playoffs |
| 4 | South Africa | 3 | 0 | 0 | 0 | 3 | 21 | 92 | −71 | 0 | |
| 17 July 2023 17:30 | Report | Montenegro | 35–10 | South Africa | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Georgios Stavridis (GRE) |
| Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Georgios Stavridis (GRE) |||
| 17 July 2023 17:30 | Report | Radović 7 | Goals | four players 2 | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Georgios Stavridis (GRE) |
| 17 July 2023 20:30 | Report | Serbia | 14–16 | Spain | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Raffaele Colombo (ITA) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Raffaele Colombo (ITA) |||
| 17 July 2023 20:30 | Report | Rašović 6 | Goals | Granados 5 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Raffaele Colombo (ITA) |
| 19 July 2023 13:30 | Report | Spain | 11–7 | Montenegro | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Sebastien Dervieux (FRA) |
| Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Sebastien Dervieux (FRA) |||
| 19 July 2023 13:30 | Report | Perrone 5 | Goals | Đurđić 2 | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Sebastien Dervieux (FRA) |
| 19 July 2023 16:00 | Report | South Africa | 5–30 | Serbia | Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Chisato Kurosaki (JPN) |
| Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Chisato Kurosaki (JPN) |||
| 19 July 2023 16:00 | Report | Laurenson 2 | Goals | Jakšić, Rašović 6 | Marine Messe Fukuoka, Fukuoka Referees: David Couper (NZL), Chisato Kurosaki (JPN) |
| 21 July 2023 10:30 | Report | South Africa | 6–27 | Spain | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Natalia Markopoulou (GRE) |
| Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Natalia Markopoulou (GRE) |||
| 21 July 2023 10:30 | Report | Badenhorst 2 | Goals | Valera 5 | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), Natalia Markopoulou (GRE) |
| 21 July 2023 12:00 | Report | Serbia | 17–15 | Montenegro | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |||
| 21 July 2023 12:00 | Report | Vučinić 5 | Goals | Matković 3 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |

## Knockout stage
### Bracket
#### Championship bracket

| Playoffs | Playoffs | Quarter-finals | Quarter-finals | | Semi-finals | Semi-finals | Final | Final |
| | | 25 July | 25 July | | | | |
| | | Greece | 10 | | | |
| 23 July | 23 July | | Greece | 10 | | | |
| 23 July | 23 July | Montenegro | 9 | | | |
| Croatia | 12 | Montenegro | 9 | | | |
| Croatia | 12 | | | | 27 July | 27 July | |
| Montenegro | 13 | | | | 27 July | 27 July |
| Montenegro | 13 | | | | Greece | 13 |
| | | | | | Serbia | 7 |
| | | 25 July | 25 July | | | | |
| | | Italy | 11 (3) | | | |
| 23 July | 23 July | | Italy | 11 (3) | | | |
| 23 July | 23 July | Serbia (PSO) | 11 (4) | | | |
| Japan | 10 | Serbia (PSO) | 11 (4) | | | |
| Japan | 10 | | | | | | 29 July | 29 July |
| Serbia | 16 | | | | | | 29 July | 29 July |
| Serbia | 16 | | | | | | Greece | 10 (3) |
| | | | | | | | Hungary (PSO) | 10 (4) |
| | | 25 July | 25 July | | | | | |
| | | Hungary | 13 | | | | | |
| 23 July | 23 July | | Hungary | 13 | | | | | |
| 23 July | 23 July | United States | 12 | | | | | |
| United States | 13 | United States | 12 | | | | | |
| United States | 13 | | | | 27 July | 27 July | | | |
| Canada | 10 | | | | 27 July | 27 July | | |
| Canada | 10 | | | | Hungary | 12 | | |
| | | | | | Spain | 11 | Third place | Third place |
| | | 25 July | 25 July | | | | 29 July | 29 July |
| | | Spain | 7 | | | | Serbia | 6 |
| 23 July | 23 July | | Spain | 7 | | | | Serbia | 6 |
| 23 July | 23 July | France | 6 | | | | Spain | 9 |
| Australia | 8 | France | 6 | | | | Spain | 9 |
| France | 11 | | | | | | | |

#### 5th place bracket

| 5th–8th place semifinals | 5th–8th place semifinals | Fifth place game | Fifth place game |
| 27 July | 27 July |
| Montenegro | 6 |
| Montenegro | 6 | 29 July | 29 July |
| Italy | 10 | 29 July | 29 July |
| Italy | 10 | Italy | 16 |
| 27 July | 27 July | | Italy | 16 |
| 27 July | 27 July | France | 9 |
| United States | 13 (3) | France | 9 |
| France (PSO) | 13 (5) | | |
| France (PSO) | 13 (5) | Seventh place game | Seventh place game |
| | | 29 July | 29 July |
| | | Montenegro | 12 (3) |
| | | United States (PSO) | 12 (5) |

#### 9th place bracket

| 9th–12th place semifinals | 9th–12th place semifinals | Ninth place game | Ninth place game |
| 25 July | 25 July |
| Canada | 5 |
| Canada | 5 | 27 July | 27 July |
| Croatia | 13 | 27 July | 27 July |
| Croatia | 13 | Croatia | 17 |
| 25 July | 25 July | | Croatia | 17 |
| 25 July | 25 July | Australia | 10 |
| Australia | 16 | Australia | 10 |
| Japan | 15 | | |
| Japan | 15 | Eleventh place game | Eleventh place game |
| | | 27 July | 27 July |
| | | Canada | 11 |
| | | Japan | 23 |

#### 13th place bracket

| 13th–16th place semifinals | 13th–16th place semifinals | 13th place game | 13th place game |
| 23 July | 23 July |
| Kazakhstan | 12 |
| Kazakhstan | 12 | 25 July | 25 July |
| China | 5 | 25 July | 25 July |
| China | 5 | Kazakhstan | 7 |
| 23 July | 23 July | | Kazakhstan | 7 |
| 23 July | 23 July | Argentina | 11 |
| Argentina | 15 | Argentina | 11 |
| South Africa | 6 | | |
| South Africa | 6 | 15th place game | 15th place game |
| | | 25 July | 25 July |
| | | China | 16 |
| | | South Africa | 8 |

### Playoffs

| 23 July 2023 14:00 | Report | United States | 13–10 | Canada | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), David Gómez (ESP) |
| Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), David Gómez (ESP) |||
| 23 July 2023 14:00 | Report | Daube 7 | Goals | Constantin-Bicari 4 | Marine Messe Fukuoka, Fukuoka Referees: Sebastien Dervieux (FRA), David Gómez (ESP) |
| 23 July 2023 15:30 | Report | Australia | 8–11 | France | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |||
| 23 July 2023 15:30 | Report | Negus, Pavillard 2 | Goals | Vernoux 4 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Darren Spiritsanto (USA) |
| 23 July 2023 17:00 | Report | Croatia | 12–13 | Montenegro | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Michiel Zwartt (NED) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Michiel Zwartt (NED) |||
| 23 July 2023 17:00 | Report | Marinić Kragić 4 | Goals | Matković, Radović 4 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Michiel Zwartt (NED) |
| 23 July 2023 18:30 | Report | Japan | 10–16 | Serbia | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |
| Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |||
| 23 July 2023 18:30 | Report | Inaba 4 | Goals | Radulović, Rašović 3 | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |

### Quarterfinals

| 25 July 2023 15:00 | Report | Greece | 10–9 | Montenegro | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Tamás Kovács-Csatlós (HUN) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Tamás Kovács-Csatlós (HUN) |||
| 25 July 2023 15:00 | Report | Genidounias 5 | Goals | Radović 3 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Tamás Kovács-Csatlós (HUN) |
| 25 July 2023 16:30 | Report | Italy | 14–15 | Serbia | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Frank Ohme (GER) |
| Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Frank Ohme (GER) |||
| 25 July 2023 16:30 | Report | Di Fulvio 3 | Goals | Rašović 4 | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Frank Ohme (GER) |
| 25 July 2023 18:00 | Report | Hungary | 13–12 | United States | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Vojin Putniković (SRB) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Vojin Putniković (SRB) |||
| 25 July 2023 18:00 | Report | Zalánki 6 | Goals | Bowen 4 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Vojin Putniković (SRB) |
| 25 July 2023 19:30 | Report | Spain | 7–6 | France | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Raffaele Colombo (ITA) |
| Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Raffaele Colombo (ITA) |||
| 25 July 2023 19:30 | Report | Tahull 2 | Goals | Bouet, Crousillat 2 | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Raffaele Colombo (ITA) |

### 13–16th place semifinals

| 23 July 2023 09:00 | Report | Kazakhstan | 12–5 | China | Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), Vojin Putniković (SRB) |
| Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), Vojin Putniković (SRB) |||
| 23 July 2023 09:00 | Report | Markovich 4 | Goals | Xie Z. 3 | Marine Messe Fukuoka, Fukuoka Referees: Chisato Kurosaki (JPN), Vojin Putniković (SRB) |
| 23 July 2023 10:30 | Report | Argentina | 15–6 | South Africa | Marine Messe Fukuoka, Fukuoka Referees: Nóra Debreceni (HUN), David Couper (NZL) |
| Marine Messe Fukuoka, Fukuoka Referees: Nóra Debreceni (HUN), David Couper (NZL) |||
| 23 July 2023 10:30 | Report | Camnasio 4 | Goals | Wheeler 2 | Marine Messe Fukuoka, Fukuoka Referees: Nóra Debreceni (HUN), David Couper (NZL) |

### 9–12th place semifinals

| 25 July 2023 12:00 | Report | Canada | 5–13 | Croatia | Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Zhang Liang (CHN) |
| Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Zhang Liang (CHN) |||
| 25 July 2023 12:00 | Report | five players 1 | Goals | Butić, Lazić 3 | Marine Messe Fukuoka, Fukuoka Referees: Veselin Mišković (MNE), Zhang Liang (CHN) |
| 25 July 2023 13:30 | Report | Australia | 16–15 | Japan | Marine Messe Fukuoka, Fukuoka Referees: David Gómez (ESP), Darren Spiritsanto (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: David Gómez (ESP), Darren Spiritsanto (USA) |||
| 25 July 2023 13:30 | Report | Pavillard 4 | Goals | Adachi, Takata 4 | Marine Messe Fukuoka, Fukuoka Referees: David Gómez (ESP), Darren Spiritsanto (USA) |

### 5–8th place semifinals

| 27 July 2023 14:00 | Report | Montenegro | 6–10 | Italy | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Tamás Kovács-Csatlós (HUN) |
| Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Tamás Kovács-Csatlós (HUN) |||
| 27 July 2023 14:00 | Report | Perković 3 | Goals | Damonte 3 | Marine Messe Fukuoka, Fukuoka Referees: Adrian-Tiberiu Alexandrescu (ROU), Tamás Kovács-Csatlós (HUN) |
| 27 July 2023 15:30 | Report | United States | 16–18 | France | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), David Gómez (ESP) |
| Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), David Gómez (ESP) |||
| 27 July 2023 15:30 | Report | Bowen 5 | Goals | Crousillat, Vernoux 3 | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), David Gómez (ESP) |

### Semifinals

| 27 July 2023 17:00 | Report | Greece | 13–7 | Serbia | Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Raffaele Colombo (ITA) |
| Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Raffaele Colombo (ITA) |||
| 27 July 2023 17:00 | Report | Argyropoulos, Kakaris 3 | Goals | Jakšić, Rašović 2 | Marine Messe Fukuoka, Fukuoka Referees: Nenad Peris (CRO), Raffaele Colombo (ITA) |
| 27 July 2023 18:30 | Report | Hungary | 12–11 | Spain | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |
| Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |||
| 27 July 2023 18:30 | Report | Manhercz 3 | Goals | three players 2 | Marine Messe Fukuoka, Fukuoka Referees: Boris Margeta (SLO), Frank Ohme (GER) |

### 15th place game

| 25 July 2023 09:00 | Report | China | 16–8 | South Africa | Marine Messe Fukuoka, Fukuoka Referees: Germán Moller (ARG), Hélène Painchaud (CAN) |
| Marine Messe Fukuoka, Fukuoka Referees: Germán Moller (ARG), Hélène Painchaud (CAN) |||
| 25 July 2023 09:00 | Report | Chen Z. 7 | Goals | Badenhorst, Howard 2 | Marine Messe Fukuoka, Fukuoka Referees: Germán Moller (ARG), Hélène Painchaud (CAN) |

### 13th place game

| 25 July 2023 10:30 | Report | Kazakhstan | 7–11 | Argentina | Marine Messe Fukuoka, Fukuoka Referees: Marta Cabanas (ESP), Lee-Anne Stewart (RSA) |
| Marine Messe Fukuoka, Fukuoka Referees: Marta Cabanas (ESP), Lee-Anne Stewart (RSA) |||
| 25 July 2023 10:30 | Report | Markovich, Vuksanovich 2 | Goals | Corsi 4 | Marine Messe Fukuoka, Fukuoka Referees: Marta Cabanas (ESP), Lee-Anne Stewart (RSA) |

### Eleventh place game

| 27 July 2023 09:00 | Report | Canada | 11–23 | Japan | Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Darren Spiritosanto (USA) |
| Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Darren Spiritosanto (USA) |||
| 27 July 2023 09:00 | Report | Djerkovic 3 | Goals | Inaba 5 | Marine Messe Fukuoka, Fukuoka Referees: Vojin Putniković (SRB), Darren Spiritosanto (USA) |

### Ninth place game

| 27 July 2023 10:30 | Report | Croatia | 17–10 | Australia | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Veselin Mišković (MNE) |
| Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Veselin Mišković (MNE) |||
| 27 July 2023 10:30 | Report | Vukičević 5 | Goals | Poot 3 | Marine Messe Fukuoka, Fukuoka Referees: Georgios Stavridis (GRE), Veselin Mišković (MNE) |

### Seventh place game

| 29 July 2023 11:30 | Report | Montenegro | 15–17 | United States | Marine Messe Fukuoka, Fukuoka Referees: Matan Schwartz (ISR), Zhang Liang (CHN) |
| Marine Messe Fukuoka, Fukuoka Referees: Matan Schwartz (ISR), Zhang Liang (CHN) |||
| 29 July 2023 11:30 | Report | three players 2 | Goals | Hallock 4 | Marine Messe Fukuoka, Fukuoka Referees: Matan Schwartz (ISR), Zhang Liang (CHN) |

### Fifth place game

| 29 July 2023 16:30 | Report | Italy | 16–9 | France | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |
| Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |||
| 29 July 2023 16:30 | Report | Di Fulvio 5 | Goals | Crousillat 3 | Marine Messe Fukuoka, Fukuoka Referees: Tamás Kovács-Csatlós (HUN), Veselin Mišković (MNE) |

### Third place game

| 29 July 2023 13:00 | Report | Serbia | 6–9 | Spain | Marine Messe Fukuoka, Fukuoka Referees: Frank Ohme (GER), Raffaele Colombo (ITA) |
| Marine Messe Fukuoka, Fukuoka Referees: Frank Ohme (GER), Raffaele Colombo (ITA) |||
| 29 July 2023 13:00 | Report | Rašović 3 | Goals | Granados 3 | Marine Messe Fukuoka, Fukuoka Referees: Frank Ohme (GER), Raffaele Colombo (ITA) |

### Final

| 29 July 2023 18:00 | Report | Greece | 13–14 | Hungary | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Vojin Putniković (SRB) |
| Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Vojin Putniković (SRB) |||
| 29 July 2023 18:00 | Report | Genidounias 4 | Goals | Manhercz, Zalánki 3 | Marine Messe Fukuoka, Fukuoka Referees: Michiel Zwartt (NED), Vojin Putniković (SRB) |

## Final ranking

| Rank | Team |
| | Hungary |
| | Greece |
| | Spain |
| 4 | Serbia |
| 5 | Italy |
| 6 | France |
| 7 | United States |
| 8 | Montenegro |
| 9 | Croatia |
| 10 | Australia |
| 11 | Japan |
| 12 | Canada |
| 13 | Argentina |
| 14 | Kazakhstan |
| 15 | China |
| 16 | South Africa |
* Qualified for the 2024 Summer Olympics
* 2023 Men's Water Polo World Champions
* Hungary Fourth title

## Statistics and awards
### Top goalscorers

| Rank | Name | Goals | Shots | % |
| 1 | Strahinja Rašović | 25 | 45 | 56 |
| 2 | Hannes Daube | 22 | 48 | 46 |
| 3 | Nikola Jakšić | 20 | 43 | 47 |
| 4 | Gergő Zalánki | 19 | 36 | 53 |
| 5 | Konstantinos Genidounias | 18 | 39 | 46 |
| 5 | Đuro Radović | 18 | 35 | 51 |
| 7 | Francesco Di Fulvio | 17 | 34 | 50 |
| 7 | Yusuke Inaba | 17 | 45 | 38 |
| 9 | Ugo Crousillat | 16 | 34 | 47 |
| 9 | Taiyo Watanabe | 16 | 33 | 48 |

### Awards

The awards were announced on 29 July 2023.
All-star team :
| Goalkeeper | Emmanouil Zerdevas |
| Field player | Hannes Daube |
| Field player | Krisztián Manhercz |
| Field player | Alexandros Papanastasiou |
| Field player | Felipe Perrone |
| Field player | Strahinja Rašović |
| Field player | Gergő Zalánki |
| Other awards ||
| MVP | Gergő Zalánki |
| Best goalkeeper | Emmanouil Zerdevas |