The 1891 Hong Kong Sanitary Board election held on 17 June 1891 was the second election for the two unofficial seats in the Sanitary Board of Hong Kong.
Only ratepayers on the jury lists of the year were eligible to vote.
There were 256 out of the 445 persons of the electorate voted. Each elector could cast up to two votes.
Overview of outcome.
! 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" / ;±%
! colspan="3" style="text-align: right; margin-right: 0.5em" scope=row | Turnout
! colspan="3" style="text-align:right;" scope=row | Registered electors
References.
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