Pickering—Ajax—Uxbridge

| fed-status = defunct | fed-district-number = | fed-created = 1996 | fed-abolished = 2003 | fed-election-first = 1997 | fed-election-last = 2000 | fed-rep = | fed-rep-party = | fed-rep-color = | demo-pop-ref = | demo-area-ref = | demo-electors-ref = | demo-census-date = 2001 | demo-pop = 137518 | demo-electors = 85627 | demo-electors-date = 2002 | demo-area = 731 | demo-cd = | demo-csd = Pickering, Ajax, Uxbridge

Pickering—Ajax—Uxbridge was an electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1997 to 2003. This riding was created in 1996, from parts of Durham and Ontario ridings.

It consisted of the Township of Uxbridge, the Town of Pickering, and the part of the Town of Ajax lying north of Kingston Road.

The electoral district was abolished in 2003 when it was redistributed between Ajax—Pickering, Clarington—Scugog—Uxbridge and Pickering—Scarborough East ridings.