| 8th FIBA Under-18 Asian Basketball Championship | |
|---|---|
| Tournament details | |
| Host country |  South Korea |
| Dates | April 7-19 |
| Teams | 8 |
| Venue(s) | 1 (in 1 host city) |
| Final positions | |
| Champions | South Korea (2nd title) |
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The 1984 ABC Under-18 Championship was the eighth edition of the Asian Basketball Confederation (ABC)'s Junior Championship. The games were held at Seoul, South Korea from April 7–19, 1984.[1] Taiwan came to Seoul to participate the competition, but withdrew later due to the conflict about using the Chinese flag during the event.[2]