The 1903 Hong Kong Sanitary Board election was held on 25 March 1903 was the second election for the two unofficial seats in the Sanitary Board of Hong Kong under the reconstituted Public Health and Building Ordinance of 1903.
Only ratepayers who were included in the Special and Common Jury Lists of the years or ratepayers who are exempted from serving on Juries on account of their professional avocations were entitled to vote at the election.
Outcome.
Henry Edward Pollock, the former Acting Attorney General and the member of the Executive and Legislative Council was elected.
! scope="col" colspan="2" style="width: 130px"|Party
! scope="col" style="width: 17em"|Candidate
! scope="col" style="width: 5em"|Votes
! scope="col" style="width: 3.5em"|%
! scope="col" style="width: 3.5em"| ;templatestyles src="Template:Tooltip/styles.css" / ;±%