The following is a list of mayors of the city of Helena, Montana, United States.
| Elections in Montana |
|---|
 |
- John Kinna, c.1881-1882 [1]
- T.H. Kleinschmidt, c.1882, 1886-1887, 1892-1893 [1] [2]
- E.W. Knight, c.1882-1883 [1]
- W.B. Hundley, c.1884-1885 [1]
- James Sullivan, c.1885-1886 [1]
- W.L. Steele, c.1887-1888, 1895-1898 [1]
- Thomas P. Fuller, c.1888-1891 [1] [3]
- Donald Bradford, c.1891-1892 [4] [1]
- John C. Curtin, c.1892-1894 [1] [2]
- E.D. Weed, c.1894-1895 [1]
- F.J. Edwards, c.1898-1904, 1908-1911 [1]
- R.R. Purcell, c.1904-1906, 1912-1914, 1916-1918 [1]
- F.S.P. Lindsay, c.1906-1908 [1]
- Edward Horsky, c.1911-1912 [1]
- Lincoln Working, c.1914-1916 [1]
- John Dryburgh, c.1918-1922 [1]
- Percy Witmer, c.1922-1930 [1]
- George P. Arnold, c.1930-1932 [1]
- C.J. Bausch, c.1932-1936 [5] [1]
- Albert J. Roberts, c.1936-1940 [6] [1]
- John J. Haytin, c.1940-1946 [1]
- J.R. Wine, c.1947-1951 [1]
- J. R. Kaiserman, c.1951-1953 [1]
- Otto L. Brackman, c.1953-1960 [1]
- Wanna F. Thompson, c.1960-1961 [1]
- Robert E. Johnson, c.1962-1963 [1]
- John W. Schroeder, c.1964-1965 [1]
- David A. Lewis, c.1966-1967, 1968-1971 [4] [1]
- Darryl Lee, c.1967-1968 [1]
- Stephen Kein, c.1972-1973 [1]
- Don M. Harriot, c.1974-1975 [1]
- A.W. Scribner, c.1976-1977 [1]
- Kathleen Ramey, c.1978-1979 [1]
- Richard D. Brown, c.1980-1981 [1]
- Russell J. Ritter, c.1982-1991 [1]
- H. Kay McKenna, c.1992-1995 [1]
- Colleen McCarthy, c.1996-2001 [1] [7]
- Ken Morrison, c.2002 [1]
- James E. Smith, 2002-2018 [8]
- Wilmot Collins, 2018-present