A list of the past mayors of Newberg, Oregon from its founding to present day:
- Morris, Francis A. — April 8, 1889-1890
- Williams, George W. — 1891
- McConnel, G. W. — 1892-1893
- Votaw, Moses — 1894
- Emrey, Omar C. — 1895-1896
- Littlefield, H. J. — 1897-1898
- Headley, J. G. — 1899-1900
- Edwards, C. J. — 1901 (resigned July 1901)
- Parker, L. M. — 1901
- Christenson, N. C. — 1902
- Littlefield, H. J. — 1903
- Parker, L. M. — 1904
- Edwards, C. J. — 1905
- Pinney — 1906 (resigned May 1906)
- Morris, H. R. — 1906
- Edwards, C. J. — 1907
- Harrold — 1908
- Edwards, C. J. — 1909
- Christenson, N. C. — 1910-1911
- Gordon, J. D. — 1912-1913
- Colcord — 1914-1915
- Edwards, C. J. — 1916
- Larkin, George — 1917-1920
- Calkins, S. M. — 1921-1922 (resigned August 1922)
- Moore — 1922
- Ellis, E. A. — 1923-1924
- Dixon, H. C. — 1925-1928
- Groth, B. J. — 1929-1932
- Rogers, W. G. (William Grover) — 1933-1934
- Groth, B. J. — 1935-1938
- Layman, George — 1939-1942 (resigned 1942)
- Hutchins, R. N. — 1942-1944
- Colcord, F. C. — 1945-1948
- Hester, Homer — 1949-1952
- Layman, George — 1953-1956
- Hester, Homer — 1957-1960
- Curtis, Roy M. — 1961-1966
- Belanger, Durell — 1967-1970
- Nulsen, Jack — 1971-1976
- Hall, Elvern — 1977-1992
- Proctor, Donna — 1993-1998
- Cox, Charles — 1999-2002
- Stewart, Bob — 2003-2006
- Andrews, Bob — 2007-2018
- Rogers, Rick — 2019-present