This is a list of elections held in Ottawa, Ontario. Direct elections for mayor have been held continuously since 1873.

City of Ottawa mayoral election results since 1888

1888

McLeod Stewart, 1,957

W. E. Brown, 1643

Ald. Lewis, 360

1889

Jacob Erratt, 2,823

Dr. Valade, 2,345

1890

Jacob Erratt, 2,620

Lewis, 1,419

1891

Thomas Birkett, 2,396

Dr. St. Jean, 1,459

John Heney, 1,095

Alex MacLean, 385

1892

Olivier Durocher, 2,280

George Cox, 2,199

1893

Olivier Durocher, acclaimed

1894

George Cox, 2,289

C. R. Cunningham, 1,663

William R. Stroud, 1,549

1895

William Borthwick, 3,277

William Cluff, 3,188

1896

William Borthwick, acclaimed

1897

Samuel Bingham, 2,712

Levi Crannell, 2,558

William Cluff, 1,869

1898

Samuel Bingham, acclaimed

1899

Thomas Payment, 3,067

Robert Stewart, 2,424

William Cluff, 2,301

1900

Thomas Payment, 3,626

William Campbell, 3,240

1901

William Dowler Morris, 3,436

Fred Cook, 1,590

Thomas Raphael, 1,534

Thomas Butler, 266

Samuel J. Davis, 194

William Campbell, 175

1902

Fred Cook, acclaimed

1903

Fred Cook, acclaimed

1904

James A. Ellis, 3,992

D'Arcy Scott, 3,333

J. C. Enright, 777

1905

James A. Ellis, 4,623

William Dowler Morris, 4,146

1906

James A. Ellis, 4,773

A. A. Taillon, 4,523

William G. Black, 59

1907

D'Arcy Scott, 3,988

Charles Hopewell, 3,800

William Dowler Morris, 1,570

William G. Black, 171

1908

D'Arcy Scott, acclaimed

1909

Charles Hopewell, acclaimed

1910

Charles Hopewell, acclaimed

1911

Charles Hopewell, 4,968

A. E. Caron, 4,411

Roberts, 331

1912

Charles Hopewell, 4,146

E. J. Laverdure, 3,892

P. D. Ross, 3,323

1913

James A. Ellis, 5,816

E. J. Laverdure, 5,038

George Wilson, 1,572

1914

Taylor McVeity, 7,184

James A. Ellis, 6,883

1915

Nelson D. Porter, 7,539

Taylor McVeity, 7,124

1916

Nelson D. Porter, acclaimed

1917

Harold Fisher, 6,122

Nelson D. Porter, 4,392

Taylor McVeity, 2,391

1918

Harold Fisher, acclaimed

1919

Harold Fisher 7,624

Rufus H. Parent 4,642

1920

Harold Fisher 7,962

G. C. Hurdman 5,608

1921

Frank H. Plant 7,826

Joseph Kent 7,804

(results after recount)

List of Ottawa municipal elections

1922

Frank H. Plant 10,923

Joseph Kent 4,698

W. K. McManus 241

1923

Frank H. Plant, acclaimed

1924 (January) Henry Watters 14,641 Frank H. Plant 9,969 Taylor McVeity 736

List of Ottawa municipal elections

1924 (December) John P. Balharrie 15,159 Arthur Ellis 8,405 W. E. Brown 1,546

List of Ottawa municipal elections