The 1906 Hong Kong Sanitary Board election was supposed to be held on 22 January 1906 for the two unofficial seats in the Sanitary Board of Hong Kong.
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.
There were only two candidates therefore there was no formal election was held. Henry Humphreys and Augustus Shelton Hooper were elected uncontestedly.