Wikipedia:Articles for deletion/List of football clubs in Northern Ireland
well-defined, useful, not excessively difficult to maintain. Also, the fact that similar material is covered by a category doesn't preclude us from having a list (or vice versa), as they serve different purposes, as explained at much greater length at 
— User:Scog, 17:16, 28 September 2009 (UTC)
Stance: keep
Cited policy: WP:CLN (Wikipedia:Categories, lists, and navigation templates)