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The2002San FranciscoBoard of Supervisors elections occurred on November 5, 2002, with runoff elections held on December 10, 2002. Five of the eleven seats were contested in this election. Three incumbents ran for reelection, while two sought another office.
Municipal elections inCalifornia are officially non-partisan, though most candidates in San Francisco do receive funding and support from various political parties. This was the last Board of Supervisors election in San Francisco to use thetwo-round system of elections.

District 2 consists of theMarina,Pacific Heights, thePresidio, part ofRussian Hill, andSea Cliff. Incumbent supervisorGavin Newsom ran for reelection.
| Candidate | Votes | % | |
|---|---|---|---|
| Gavin Newsom (incumbent) | 15,674 | 78.77 | |
| Lynne Newhouse Segal | 3,247 | 15.81 | |
| Len Pettigrew | 821 | 4.13 | |
| H. Brown | 209 | 1.05 | |
| Write-in | 48 | 0.24 | |
| Valid votes | 19,899 | 82.14% | |
| Invalid or blank votes | 4,326 | 17.86 | |
| Total votes | 24,225 | 100.00 | |
| Turnout | {{{votes}}} | 52.69% | |

District 4 consists primarily of theSunset district. Incumbent supervisorLeland Yee did not seek reelection, instead running for a seat in theCalifornia State Assembly.
| Candidate | Votes | % | |
|---|---|---|---|
| Fiona Ma | 4,259 | 23.56 | |
| Ron Dudum | 4,145 | 22.93 | |
| Ed Jew | 2,915 | 16.12 | |
| Andrew Lee | 2,897 | 16.03 | |
| Joel Ventresca | 1,522 | 8.42 | |
| Barry Hermanson | 1,252 | 6.93 | |
| Marks Lam | 675 | 3.73 | |
| Krista Spence Loretto | 393 | 2.17 | |
| Write-in | 20 | 0.11 | |
| Valid votes | 18078 | 88.39% | |
| Invalid or blank votes | 2,374 | 11.61 | |
| Total votes | 20,452 | 100.00 | |
| Turnout | {{{votes}}} | 52.97% | |
| Runoff election | |||
| Fiona Ma | 8,289 | 56.19 | |
| Ron Dudum | 6,462 | 43.81 | |
| Valid votes | 14,751 | 99.76% | |
| Invalid or blank votes | 36 | 0.24 | |
| Total votes | 14,787 | 100.00 | |
| Turnout | {{{votes}}} | 38.1% | |

District 6 consists ofAlcatraz Island,Civic Center,Mission Bay,South of Market, theTenderloin,Treasure Island, andYerba Buena Island. Incumbent supervisorChris Daly ran for reelection.
| Candidate | Votes | % | |
|---|---|---|---|
| Chris Daly (incumbent) | 6,645 | 51.21 | |
| Burke Strunsky | 1,896 | 14.61 | |
| Roger Gordon | 1,859 | 14.33 | |
| Michael A. Sweet | 1,247 | 9.61 | |
| Arthur Jackson | 343 | 2.64 | |
| Malinka Moye | 304 | 2.34 | |
| Garrett Jenkins | 274 | 2.11 | |
| Robert N. Power | 199 | 1.53 | |
| James Leo Dunn | 183 | 1.41 | |
| Write-in | 27 | 0.21 | |
| Valid votes | 12,977 | 83.84% | |
| Invalid or blank votes | 2,502 | 16.16 | |
| Total votes | 15,479 | 100.00 | |
| Turnout | {{{votes}}} | 43.55% | |

District 8 consists ofThe Castro,Diamond Heights,Duboce Triangle,Eureka Valley,Glen Park, andNoe Valley. Incumbent supervisorMark Leno did not seek reelection, instead running for a seat in theCalifornia State Assembly.
| Candidate | Votes | % | |
|---|---|---|---|
| Eileen Hansen | 9,820 | 36.23 | |
| Bevan Dufty | 8,795 | 32.45 | |
| Tom Radulovich | 5,221 | 19.26 | |
| James Green | 1,896 | 7.00 | |
| Starchild | 825 | 3.04 | |
| Shawn O'Hearn | 485 | 1.79 | |
| Write-in | 59 | 0.22 | |
| Valid votes | 27,101 | 84.95% | |
| Invalid or blank votes | 4,801 | 15.05 | |
| Total votes | 31,902 | 100.00 | |
| Turnout | {{{votes}}} | 58.88% | |
| Runoff election | |||
| Bevan Dufty | 11,906 | 52.61 | |
| Eileen Hansen | 9,995 | 47.39 | |
| Valid votes | 21,091 | 99.91% | |
| Invalid or blank votes | 19 | 0.09 | |
| Total votes | 21,110 | 100.00 | |
| Turnout | {{{votes}}} | 38.58% | |

District 10 consists ofBayview-Hunters Point,McLaren Park, part of thePortola,Potrero Hill, andVisitacion Valley. Incumbent supervisorSophie Maxwell ran for reelection unopposed.
| Candidate | Votes | % | |
|---|---|---|---|
| Sophie Maxwell (incumbent) | 9,723 | 97.45 | |
| Write-in | 254 | 2.55 | |
| Invalid or blank votes | 9,977 | 66.15 | |
| Invalid or blank votes | 5,105 | 33.85 | |
| Total votes | 15,082 | 100.00 | |
| Turnout | {{{votes}}} | 38.39% | |