The 2018 Singapore Championships were held from March 10 through March 11 in Singapore.
Senior All-Around Results
| Rank | Athlete | Club | VT | UB | BB | FX | AA |
| 1 | Sze En Tan | Friends of Gymnastics | 13.733 | 12.133 | 12.666 | 12.566 | 51.098 |
| 2 | Nadine Joy Nathan | Friends of Gymnastics | 12.233 | 11.633 | 12.166 | 12.533 | 48.565 |
| 3 | Zeng Qiyan | Republic Polytechnic | 11.700 | 10.266 | 12.000 | 12.066 | 46.032 |
| 4 | Ng Le En | Raffles Girls’ School | 11.300 | 9.866 | 11.933 | 11.933 | 45.032 |
| 5 | Caroline Radke | Prime Gymnastics | 11.366 | —— | 9.800 | 11.266 | 32.432 |
| 6 | Colette Chan | Raffles Institution | —— | 11.100 | —— | —— | 11.100 |
Senior Vault Final Results
| Rank | Athlete | Club | D | E | ND | Total | Average |
| 1 | Nadine Joy Nathan | Friends of Gymnastics | 3.5 | 8.300 | 11.800 | 12.166 | |
| 4.0 | 8.533 | 12.533 | |||||
| 2 | Caroline Radke | Prime Gymnastics | 3.5 | 7.533 | 10.733 | 10.766 | |
| 2.0 | 8.800 | 10.800 |
Senior Bars Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Zeng Qiyan | Republic Polytechnic | 4.2 | 8.033 | 12.233 | |
| 2 | Nadine Joy Nathan | Friends of Gymnastics | 4.3 | 6.633https://thegymter.net/colette-chan/ | 10.933 | |
| 3 | Colette Chan | Raffles Institution | 4.2 | 6.633 | 10.833 | |
| 4 | Ng Le En | Raffles Girls’ School | 2.0 | 7.066 | 9.066 |
Senior Beam Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Zeng Qiyan | Republic Polytechnic | 3.8 | 8.300 | 12.100 | |
| 2 | Nadine Joy Nathan | Friends of Gymnastics | 4.1 | 7.600 | 11.700 | |
| 3 | Ng Le En | Raffles Girls’ School | 3.8 | 7.800 | 11.600 | |
| 4 | Caroline Radke | Raffles Institution | 3.3 | 6.200 | 9.500 |
Senior Floor Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Nadine Joy Nathan | Friends of Gymnastics | 4.2 | 8.133 | 12.333 | |
| 2 | Zeng Qiyan | Republic Polytechnic | 4.0 | 8.066 | 12.066 | |
| 3 | Ng Le En | Raffles Girls’ School | 3.6 | 7.500 | 11.100 | |
| 4 | Caroline Radke | Raffles Institution | 3.2 | 7.566 | 10.766 |
Junior All-Around Results
| Rank | Athlete | Club | VT | UB | BB | FX | AA |
| 1 | Tamara Ong | Friends of Gymnastics | 11.666 | 10.633 | 10.733 | 12.100 | 45.132 |
| 2 | Rachel Tan Chi Yu | Raffles Girls’ School | 11.533 | 10.400 | 10.633 | 11.500 | 44.066 |
| 3 | Emma Yap En Lin | Methodist Girls’ School | 10.366 | 10.566 | 10.400 | 11.500 | 42.832 |
| 4 | Gemma Mollison | Raffles Girls’ School | 11.533 | 8.900 | 9.900 | 10.800 | 41.133 |
| 5 | Nydia Heng Han Xuan | Raffles Girls’ School | 12.333 | 9.600 | 8.766 | 10.033 | 40.732 |
| 6 | Shandy Poh | Singapore Chinese Girls’ School | 11.066 | 11.166 | 8.266 | 9.866 | 40.364 |
| 7 | Shayne Tan | Nanyang Girls’ High | 11.933 | 5.633 | 10.533 | 11.266 | 39.365 |
| 8 | Kaitlyn Lim | CT Gymnastics | 12.000 | 8.000 | 7.366 | 9.900 | 37.266 |
| 9 | Utae Yoshida | Prime Gymnastics | —— | 8.733 | 9.900 | —— | 18.633 |
| 10 | Chloe Neo Yi Ting | Raffles Girls’ School | —— | 11.400 | —— | —— | 11.400 |
| 11 | Rachel-Anne Liew Sien Fern | Raffles Girls’ School | —— | —— | 9.933 | —— | 9.933 |
Junior Vault Final Results
| Rank | Athlete | Club | D | E | ND | Total | Average |
| 1 | Nydia Heng Han Xuan | Raffles Girls’ School | 3.7 | 8.800 | 12.500 | 12.300 | |
| 3.5 | 8.600 | 12.100 | |||||
| 2 | Tamara Ong | Friends of Gymnastics | 3.7 | 8.800 | -0.1 | 12.400 | 11.683 |
| 2.0 | 8.966 | 10.966 | |||||
| 3 | Shayne Tan | Nanyang Girls’ High | 3.7 | 8.600 | 12.300 | 11.566 | |
| 2.0 | 8.833 | 10.833 | |||||
| 4 | Shandy Poh | Singapore Chinese Girls’ School | 3.7 | 8.600 | 12.300 | 11.533 | |
| 2.0 | 8.766 | 10.766 | |||||
| 5 | Kaitlyn Lim | CT Gymnastics | 3.5 | 8.000 | 11.500 | 11.100 | |
| 2.0 | 8.700 | 10.700 |
Junior Bars Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Shandy Poh | Singapore Chinese Girls’ School | 2.8 | 8.133 | 10.933 | |
| 2 | Chloe Neo Yi Ting | Raffles Girls’ School | 3.3 | 7.266 | 10.566 | |
| 3 | Rachel Tan Chi Yu | Raffles Girls’ School | 1.8 | 8.000 | 9.800 | |
| 4 | Tamara Ong | Friends of Gymnastics | 2.5 | 6.100 | 8.600 | |
| 5 | Shayne Tan | Nanyang Girls’ High | 3.6 | 4.866 | 8.466 | |
| 6 | Emma Yap En Lin | Methodist Girls’ School | 2.5 | 5.133 | 7.633 | |
| 7 | Kaitlyn Lim | CT Gymnastics | 1.0 | 5.733 | 6.733 |
Junior Beam Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Shayne Tan | Nanyang Girls’ High | 4.4 | 7.400 | 11.800 | |
| 2 | Rachel-Anne Liew Sien Fern | Raffles Girls’ School | 3.1 | 7.766 | 10.866 | |
| 3 | Shandy Poh | Singapore Chinese Girls’ School | 3.8 | 6.766 | 10.566 | |
| 4 | Tamara Ong | Friends of Gymnastics | 3.8 | 6.666 | 10.466 | |
| 5 | Rachel Tan Chi Yu | Raffles Girls’ School | 4.0 | 6.066 | -0.1 | 9.966 |
| 6 | Kaitlyn Lim | CT Gymnastics | 3.6 | 4.733 | 8.333 | |
| 7 | Emma Yap En Lin | Methodist Girls’ School | 3.1 | 4.666 | 7.766 |
Junior Floor Final Results
| Rank | Athlete | Club | D | E | ND | Total |
| 1 | Tamara Ong | Friends of Gymnastics | 4.2 | 8.500 | 12.700 | |
| 2 | Shayne Tan | Nanyang Girls’ High | 4.3 | 7.700 | 12.000 | |
| 3 | Rachel Tan Chi Yu | Raffles Girls’ School | 3.2 | 7.733 | 10.933 | |
| 4 | Shandy Poh | Singapore Chinese Girls’ School | 3.5 | 7.366 | 10.866 | |
| 5 | Kaitlyn Lim | CT Gymnastics | 3.7 | 7.000 | 10.700 | |
| 6 | Emma Yap En Lin | Methodist Girls’ School | 3.2 | 7.400 | 10.600 |