| County Antrim Shield | |
| Year: | 1999–2000 |
| Num Teams: | 16 |
| Defending Champions: | Glentoran |
| Winners: | Glentoran (22nd win) |
| Second: | Bangor |
| Matches: | 15 |
| Goals: | 47 |
| Prev Season: | 1998–99 |
| Next Season: | 2000–01 |
The 1999–2000 County Antrim Shield was the 111th edition of the County Antrim Shield, a cup competition in Northern Irish football.[1]
Glentoran won the tournament for the 22nd time and 2nd consecutive season, defeating Bangor 2–1 in the final.[2] For the 14th year running a club from County Armagh competed (Newry Town), however this was the final year they would participate.[3]
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