| KEPUTUSAN |
| MAKLUMAT ACARA | ||
| Acara 217 - 400 m | Kat PEREMPUAN 18 | Peringkat SEPARUH AKHIR |
| 2 tempat teratas (Q) dan 2 masa terbaik (q) layak. | ||
| REKOD MSSM | 57.06 s | ZAIMAH ATIFAH BT ZAINUDDIN | KUALA LUMPUR | 2015 |
| REKOD ASG | 53.65 s | NGUYEN THI OANH | VIE | 2010 |
| SEPARUH AKHIR : 1 | Papar Photo Finish | ||||
| Ked | Bib | Nama | Pasukan | Masa | * |
| 1 | M1451 | SHAYNA MARIANNE PEREIRA | MELAKA | 58.01 s | Q |
| 2 | J1337 | NUR MALISYA BINTI MOHD ISHAK | JOHOR | 58.85 s | Q |
| 3 | T1757 | NOR ALYA NAJIHAH BINTI MUDA | TERENGGANU | 61.59 s | |
| 4 | N1513 | ADRIANA BINTI SHAHRYLL NIZAM | NEGERI SEMBILAN | 62.07 s | |
| 5 | E1275 | SHAKIRA NATASHYA | SABAH | 62.70 s | |
| 6 | R1635 | NUR AWATIF JASMINE BINTI SHAHABUDDIN | PERLIS | 63.25 s | |
| 7 | C1161 | DINIE NUR WAZIEN KAMARUL HAMRI | PAHANG | 68.18 s | |
| SEPARUH AKHIR : 2 | Papar Photo Finish | ||||
| Ked | Bib | Nama | Pasukan | Masa | * |
| 1 | T1753 | NURIN AIRA BINTI RUSDI | TERENGGANU | 59.83 s | Q |
| 2 | S1698 | AGNES ENYA ANAK MOSLY | SARAWAK | 61.03 s | Q |
| 3 | A1035 | CHANDRAMATHI A/P JAYAM | PERAK | 63.41 s | |
| 4 | B1092 | CHARLOTTE CHEAH WEE SHE | SELANGOR | 64.75 s | |
| 5 | R1637 | KU SOPHEA AISHA BINTI KU AHMISUHAIRI | PERLIS | 64.79 s | |
| 6 | K1412 | AISHAH HASMIRA BINTI ADERI | KEDAH | 65.28 s | |
| SEPARUH AKHIR : 3 | Papar Photo Finish | ||||
| Ked | Bib | Nama | Pasukan | Masa | * |
| 1 | P1572 | NUR FATINI BINTI MOHD ISRULNIZAM | PULAU PINANG | 59.36 s | Q |
| 2 | E1286 | PRISCELLONA GRACE KIFLI @ HAILAIRY | SABAH | 59.76 s | Q |
| 3 | A1036 | NUR AINA BATRISYIA BINTI SAIFULNIZAM | PERAK | 60.96 s | q |
| 4 | J1339 | ANG JIA HUAN | JOHOR | 61.16 s | q |
| 5 | B1093 | AINA BATRISYIA BINTI ABDULLAH | SELANGOR | 62.87 s | |
| 6 | S1702 | CATHERIN INDUN ANAK BEJI | SARAWAK | 63.35 s | |
| 7 | Y1935 | PUTERI SYAHMINA DAMIA BINTI MOHD ZULHAIZAL | PUTRAJAYA | 66.59 s | |