The Portland city auditor is one of the fourteen citywide elected positions in Portland, Oregon (the others being the mayor and twelve city councilors).

The auditor is functionally independent of City Council and accountable only to the public.

The auditor exists "to promote open and accountable government by providing independent and impartial reviews, access to public information, and services for City government and the public.

[2][3] Portland has had a city auditor since 1868, and the position has been elected by voters since 1891.

[5][6] In 2020, Mayor Ted Wheeler was fined for making the list of his top contributors in a font "too small for the average reader" on campaign literature.