# Macau at the 2023 World Aquatics Championships

Macau competed at the 2023 World Aquatics Championships in Fukuoka, Japan from 14 to 30 July.

## Artistic swimming

Macau entered 9 artistic swimmers.

### Women

| Athlete | Event | Preliminaries | Preliminaries | Final | Final |
| Athlete | Event | Points | Rank | Points | Rank |
| Ao Weng I Chau Cheng Han | Duet technical routine | 152.1800 | 37 | Did not advance | Did not advance |
| Ao Weng I Chau Cheng Han | Duet free routine | 94.0439 | 36 | Did not advance | Did not advance |

### Mixed

| Athlete | Event | Preliminaries | Preliminaries | Final | Final |
| Athlete | Event | Points | Rank | Points | Rank |
| Ao Weng I Au Ieong Sin Ieng Chan Ka Hei Chau Cheng Han Chio Un Tong Gabriel Zhou Constanca Sofia Lo Wai Lam Zheng Zexuan | Team technical routine | 161.7933 | 21 | Did not advance | Did not advance |
| Ao Weng I Au Ieong Sin Ieng Chan Ka Hei Chau Cheng Han Chio Un Tong Gabriel Zhou Constanca Sofia Lo Wai Lam Zheng Zexuan | Team free routine | 128.5917 | 19 | Did not advance | Did not advance |

## Diving

Macau entered 5 divers.

### Men

| Athlete | Event | Preliminaries | Preliminaries | Final | Final |
| Athlete | Event | Points | Rank | Points | Rank |
| He Heung Wing Zhang Hoi | 3 m synchronized springboard | 200.04 | 27 | Did not advance | Did not advance |
| He Heung Wing Zhang Hoi | 10 m synchronized platform | 215.79 | 18 | Did not advance | Did not advance |

### Women

| Athlete | Event | Preliminaries | Preliminaries | Final | Final |
| Athlete | Event | Points | Rank | Points | Rank |
| Choi Sut Kuan Zhao Hang U | 3 m synchronized springboard | 181.95 | 18 | Did not advance | Did not advance |
| Lo Ka Wai Zhao Hang U | 10 m synchronized platform | 183.87 | 12 Q | 160.38 | 12 |

### Mixed

| Athlete | Event | Final | Final |
| Athlete | Event | Points | Rank |
| Choi Sut Kuan He Heung Wing | 3 m synchronized springboard | 184.02 | 16 |
| Lo Ka Wai Zhang Hoi | 10 m synchronized platform | 186.15 | 14 |
| Choi Sut Kuan He Heung Wing Lo Ka Wai Zhang Hoi | Team event | 225.75 | 14 |

## Swimming

Macau entered 4 swimmers.

### Men

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Chao Man Hou | 50 metre breaststroke | 27.84 | 27 | Did not advance | Did not advance | Did not advance | Did not advance |
| Chao Man Hou | 100 metre breaststroke | 1:02.19 | 38 | Did not advance | Did not advance | Did not advance | Did not advance |
| Lin Sizhuang | 200 metre freestyle | 1:55.87 | 55 | Did not advance | Did not advance | Did not advance | Did not advance |
| Lin Sizhuang | 200 metre individual medley | 2:10.10 | 43 | Did not advance | Did not advance | Did not advance | Did not advance |

### Women

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Time | Rank | Time | Rank | Time | Rank |
| Cheang Weng Lam | 50 metre backstroke | 32.48 | 52 | Did not advance | Did not advance | Did not advance | Did not advance |
| Cheang Weng Lam | 100 metre backstroke | 1:08.60 | 54 | Did not advance | Did not advance | Did not advance | Did not advance |
| Chen Pui Lam | 50 metre breaststroke | 32.31 NR | 37 | Did not advance | Did not advance | Did not advance | Did not advance |
| Chen Pui Lam | 100 metre breaststroke | 1:11.11 | 41 | Did not advance | Did not advance | Did not advance | Did not advance |