Weightlifting was contested from December 10 to December 17 at the 1970 Asian Games in Bangkok, Thailand. The competition included only men's events for eight different weight categories.
Japan finished first in the medal table with 4 gold medals.
Medalists
| Event | Gold | Silver | Bronze |
|---|---|---|---|
| Flyweight (52 kg) |
Takeshi Horikoshi Japan
|
Salvador del Rosario Philippines
|
Mohammad Reza Nasehi Iran
|
| Bantamweight (56 kg) |
Mohammad Nassiri Iran
|
Kenkichi Ando Japan
|
Choi Mun-jae South Korea
|
| Featherweight (60 kg) |
Yoshiyuki Miyake Japan
|
Madek Kasman Indonesia
|
Than Tun Burma
|
| Lightweight (67.5 kg) |
Nasrollah Dehnavi Iran
|
Won Shin-hee South Korea
|
Htein Win Burma
|
| Middleweight (75 kg) |
Nobuyuki Hatta Japan
|
Daniel Gevargiz Iran
|
Lee Chun-sik South Korea
|
| Light heavyweight (82.5 kg) |
Masushi Ouchi Japan
|
Chao Cheng-hsueng Republic of China
|
Park Moon-soo South Korea
|
| Middle heavyweight (90 kg) |
Yun Sook-woon South Korea
|
Hideki Fujimoto Japan
|
Ebrahim Pourdejam Iran
|
| Heavyweight (110 kg) |
Kim Dae-jhu South Korea
|
Abdul Rosjid Indonesia
|
Houshang Kargarnejad Iran
|
Medal table
| Rank | Nation | Gold | Silver | Bronze | Total |
|---|---|---|---|---|---|
| 1 | Japan (JPN) | 4 | 2 | 0 | 6 |
| 2 |  Iran (IRN) | 2 | 1 | 3 | 6 |
 South Korea (KOR) | 2 | 1 | 3 | 6 | |
| 4 |  Indonesia (INA) | 0 | 2 | 0 | 2 |
| 5 |  Philippines (PHI) | 0 | 1 | 0 | 1 |
 Republic of China (ROC) | 0 | 1 | 0 | 1 | |
| 7 |  Burma (BIR) | 0 | 0 | 2 | 2 |
| Totals (7 entries) | 8 | 8 | 8 | 24 | |
Participating nations
A total of 50 athletes from 10 nations competed in weightlifting at the 1970 Asian Games:
- Burma (5)
India- Indonesia (6)
- Iran (8)
- Japan (7)
Malaysia
Pakistan- Philippines (2)
- Republic of China (4)
- South Korea (7)
