President of the Cook County Board of Commissioners

The President of the Cook County Board of Commissioners is the chief executive of county government in Cook County, Illinois. They are the head of the Cook County Board of Commissioners.

Recent election results
!Year !Winning candidate !Party !Vote (pct) !Opponent !Party ! Vote (pct) !Opponent !Party ! Vote (pct) !Opponent !Party ! Vote (pct)
 * colspan=16 style="text-align:center;" |President of the Cook County Board of Commissioners general elections
 * colspan=16 style="text-align:center;" |President of the Cook County Board of Commissioners general elections
 * 1986
 * | George Dunne
 * | Democratic
 * | 808,126 (60.61%)
 * | Joseph D. Matthewson
 * | Republican
 * | 525,288	(39.39%)
 * 1990
 * | Richard J. Phelan
 * | Democratic
 * | 714,638 (55.65%)
 * | Aldo DeAngelis
 * | Republican
 * | 405,771	(31.60%)
 * Text style="background:#D2B48C | Barbara J. Norman
 * Text style="background:#D2B48C | Harold Washington Party
 * Text style="background:#D2B48C | 163,817 (12.76%)
 * 1994
 * | John H. Stroger, Jr.
 * | Democratic
 * | Joe Morris
 * | Republican
 * Text style="background:#D2B48C | Aloysius Majerczyk
 * Text style="background:#D2B48C | Harold Washington Party
 * Text style="background:#D2B48C |
 * Jerome Carter
 * Populist
 * 1998
 * | John H. Stroger, Jr.
 * | Democratic
 * | 834,972 (63.49%)
 * | Aurelia Marie Pucinski
 * | Republican
 * | 480,191 (36.61%)
 * 2002
 * | John H. Stroger, Jr.
 * | Democratic
 * | 901,679 (68.73%)
 * | Christopher A. Bullock
 * | Republican
 * | 410,155 (31.27%)
 * 2006
 * | Todd H. Stroger
 * | Democratic
 * | 690,945 (53.68%)
 * | Tony Peraica
 * | Republican
 * | 596,212 (46.32%)
 * 2010
 * | Toni Preckwinkle
 * | Democratic
 * | 939,056 (69.54%)
 * | Roger A. Keats
 * | Republican
 * | 357,070 (26.44%)
 * | Thomas Tresser
 * | Green
 * | 54,273 (4.02%)
 * 2014
 * | Toni Preckwinkle
 * | Democratic
 * | 1,072,886 (100%)
 * 2018
 * | Toni Preckwinkle
 * | Democratic
 * | 1,355,407 (96.11%)
 * Others
 * Write-ins
 * 54,917 (3.89%)
 * 2022
 * |Toni Preckwinkle
 * | Democratic
 * |967,062 (68.54%)
 * |Bob Fioretti
 * | Republican
 * |399,339 (28.30%)
 * |Thea Tsatsos
 * | Libertarian
 * |44,615 (3.16%)
 * 2010
 * | Toni Preckwinkle
 * | Democratic
 * | 939,056 (69.54%)
 * | Roger A. Keats
 * | Republican
 * | 357,070 (26.44%)
 * | Thomas Tresser
 * | Green
 * | 54,273 (4.02%)
 * 2014
 * | Toni Preckwinkle
 * | Democratic
 * | 1,072,886 (100%)
 * 2018
 * | Toni Preckwinkle
 * | Democratic
 * | 1,355,407 (96.11%)
 * Others
 * Write-ins
 * 54,917 (3.89%)
 * 2022
 * |Toni Preckwinkle
 * | Democratic
 * |967,062 (68.54%)
 * |Bob Fioretti
 * | Republican
 * |399,339 (28.30%)
 * |Thea Tsatsos
 * | Libertarian
 * |44,615 (3.16%)
 * 2018
 * | Toni Preckwinkle
 * | Democratic
 * | 1,355,407 (96.11%)
 * Others
 * Write-ins
 * 54,917 (3.89%)
 * 2022
 * |Toni Preckwinkle
 * | Democratic
 * |967,062 (68.54%)
 * |Bob Fioretti
 * | Republican
 * |399,339 (28.30%)
 * |Thea Tsatsos
 * | Libertarian
 * |44,615 (3.16%)
 * 2022
 * |Toni Preckwinkle
 * | Democratic
 * |967,062 (68.54%)
 * |Bob Fioretti
 * | Republican
 * |399,339 (28.30%)
 * |Thea Tsatsos
 * | Libertarian
 * |44,615 (3.16%)