| Election Name: | 2000 Hong Kong Island by-election |
| Country: | Hong Kong |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2000 Hong Kong legislative election |
| Previous Year: | 2000 |
| Next Election: | 2004 Hong Kong legislative election |
| Next Year: | 2004 |
| Election Date: | 10 December 2000 |
| Turnout: | 33.27% |
| Candidate1: | Audrey Eu |
| Alliance1: | Pro-democracy camp |
| Party1: | Independent (politician) |
| Popular Vote1: | 108,401 |
| Percentage1: | 52.11% |
| Candidate2: | Chung Shu-kun |
| Alliance2: | Pro-Beijing camp |
| Party2: | Democratic Alliance for the Betterment of Hong Kong |
| Popular Vote2: | 78,282 |
| Percentage2: | 37.63% |
| Member | |
| Before Election: | Gary Cheng (declined seat) |
| Before Party: | Democratic Alliance for the Betterment of Hong Kong |
| After Election: | Audrey Eu |
| After Party: | Independent (politician) |
The Hong Kong Island by-election, 2000 was held on 10 December 2000, when then Democratic Alliance for the Betterment of Hong Kong (DAB) vice-chairman Gary Cheng declined to accept his seat as a result of a scandal. Audrey Eu, who was then running as an independent backed by the pro-democracy camp won the by-election with 52.1% of valid vote.[1] Cheng was subsequently jailed for abuse of office.[2]