Jang Seong-min
| Date of birth | 22 August 1992 | ||||||||||||||||||||||||||||||||||||||||
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| Height | 187 cm (6 ft 2 in) | ||||||||||||||||||||||||||||||||||||||||
| Weight | 113 kg (249 lb; 17 st 11 lb) | ||||||||||||||||||||||||||||||||||||||||
| Rugby union career | |||||||||||||||||||||||||||||||||||||||||
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| Jang Seong-min | |
| Hangul | 장성민 |
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| Revised Romanization | Jang Seong-min |
| McCune–Reischauer | Chang Sŏng-min |
Jang Seong-min (Korean: 장성민; born 22 August 1992) is a South Korean rugby sevens player. He competed for South Korea at the 2020 Summer Olympics.