List of mayors of Waterloo, Iowa

• Romaine Adrian Whitaker, 1868-1873
• Lewis Lichty, 1873-1877, 1882-1885
• Matt Parrott, 1877-1880
• Joseph Hay Kuhns, 1880-1882, 1885-1889
• Samuel J. Hoot, 1889-1893
• James M. Groat, 1893-1899
• John W. Krapfel, 1899-1901
• Philo J. Martin, 1901-1906
• John R. Rector, 1906-1908, 1910-1912
• Roy Archer Doty, 1908-1910
• Rea C. Thompson, 1912-1916, 1918-1919
• William Richard "Bob" Law, 1916-1917
• Thomas E. Leeper, 1919-1920
• Nelson Woodruff Frisbie, 1920-1921
• Stephen D. Brown, 1921-1922
• Andrew Earl Gnagy, c.1922-1926
• Glenn A. Tibbitts, c.1926-1929
• Dr. Edward E. Peek, c.1929-1930
• Melanthon J. Morgan, c.1930-1936
• Ralph B. Slippy, c.1936-1946
• Stanley B. Shane, c.1946
• Knapp F. Matthews, c.1946-1947
• Robert R. Buckmaster, c.1947-1948
• William Bailey Barnes, c.1948-1950
• Lawrence A. "Pat" Touchae, c.1950-1956
• Glenn S. Stech, c.1956-1958
• Ed Jochumsen, c.1958-1965
• Lloyd L. Turner, c.1966-1973
• Leo P. Rooff, c.1974-1983
• Delman "Del" Bowers, c.1984-1985
• Bernard L. McKinley, c.1986-1991
• Albert C. Manning Jr., c.1992-1993
• John R. Rooff III, 1994-2003
• Timothy J. Hurley, 2004-2009
• Buck Clark, 2010-2015
• Quentin M. Hart, 2016-2025
• Dave Boesen, 2026-present