{{infobox UK place | official_name = Killay North Ward | static_image_name = Wm swansea killay north.jpg | static_image_width = 240px | static_image_caption= | unitary_wales = Swansea |lieutenancy_wales = West Glamorgan | region = | country = Wales | constituency_westminster = Swansea West | constituency_welsh_assembly = Swansea West | |councillor1 = Mary Helen Jones | party1 = Liberal Democrats (UK) | population = 3,463 | population_ref = (2011 census) | area_total_km2 = 1.99 | area_footnotes = | hide_services = yes }}
Killay North ({{lang-cy|Cilâ - Gogledd}}) is an electoral ward in the City and County of Swansea, Wales which consists of some or all of the following areas: Killay, Olchfa and Waunarlwydd, in the parliamentary constituency of Swansea West. The village of Killay is located mainly in this ward, set high above sea level, about 3.5 miles west of Swansea city centre.
Killay North is bounded by Gowerton and Cockett to the north; Sketty to the east; Killay South to the south and Dunvant to the west.
For the 2012 local council elections, the turnout in Killay North was 22.66%. The results were: