Preya Dechdumrong was in the 4×100 m team in the Asian Games 1962, placing fourth. She was also a semi finalist in the 200 m. After her Olympic appearance in 1964, she was able to reach the semi final in 100 m at the Asian Games 1970.
Personal Best: 100 – unknown.
|1964 Summer||19||Tokyo||Athletics||Women's 4 × 100 metres Relay||Thailand||THA||8 h2 r1/2|
|1964 Summer||19||Tokyo||Athletics||Thailand||THA||Round One||Heat Two||8||50.3|