William Slater was an English architect who was born in Northamptonshire and practised in London. He oversaw restoration of many churches, latterly in partnership with R. H. Carpenter.

Kingsthorpe is a suburb and civil parish of Northampton, England. It is situated to the north of Northampton town centre and is served by the A508 and A5199 roads which join at Kingsthorpe's centre. The 2011 Census recorded the population of the district council ward as 4,477.