| Election Name: | 1891 Hong Kong sanitary board election |
| Country: | Hong Kong |
| Flag Image: | Flag of Hong Kong (1876–1941 and 1945–1955).svg |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 1888 Hong Kong sanitary board election |
| Previous Year: | 1888 |
| Next Election: | 1894 Hong Kong sanitary board election |
| Next Year: | 1894 |
| Seats For Election: | 2 unofficial seats to the Sanitary Board |
| Election Date: | 17 June 1891 |
| Registered: | 445 33.48% |
| Turnout: | 256 (57.53%) |
| Nominee1: | J. D. Humphreys |
| Party1: | Nonpartisan candidate |
| Popular Vote1: | 217 |
| Percentage1: | 44.11% |
| Nominee2: | J. J. Francis |
| Party2: | Nonpartisan candidate |
| Popular Vote2: | 198 |
| Percentage2: | 40.24% |
| Nominee3: | A. Shelton Hooper |
| Party3: | Nonpartisan candidate |
| Popular Vote3: | 77 |
| Percentage3: | 15.65% |
| Members | |
| Before Election: | J. D. Humphreys J. J. Francis |
| Map Size: | 325px |
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.[1]