1989–90 County Antrim Shield

The 1989–90 County Antrim Shield was the 101st edition of the County Antrim Shield, a cup competition in Northern Irish football.

Glentoran won the tournament for the 20th time, defeating Linfield 6–5 on penalties after the final had finished 0-0. For the 4th year running the County Antrim FA invited three clubs from County Armagh to compete (Glenavon, Newry Town and Portadown).

First round

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Quarter-finals

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Semi-finals

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