| Member / Delegate | Party | District | Years | Electoral history |
| Yassamin Ansari | Democratic | 3rd | January 3, 2025 – present | Elected in 2024. |
| Ron Barber | Democratic | 8th | June 12, 2012 – January 3, 2013 | Elected to finish Giffords's term. Redistricted to the 2nd district. |
| 2nd | January 3, 2013 – January 3, 2015 | Redistricted from the 8th district and re-elected in 2012. Lost re-election to McSally. |
| Coles Bashford | Independent | Territory | March 4, 1867 – March 3, 1869 | Elected in 1886. Retired when appointed Secretary of State of Arizona Territory. |
| Curtis Coe Bean | Republican | Territory | March 4, 1885 – March 3, 1887 | Elected in 1884. Lost re-election to Smith. |
| Andy Biggs | Republican | 5th | January 3, 2017 – present | Elected in 2016. Re-elected in 2018. Re-elected in 2020. Re-elected in 2022. Re-elected in 2024. |
| Ralph Henry Cameron | Republican | Territory | March 4, 1909 – February 18, 1912 | Elected in 1908. Re-elected in 1910. Retired to run for U.S. Senate. |
| John Goulder Campbell | Democratic | Territory | March 4, 1879 – March 3, 1881 | Elected in 1878. Retired. |
| Juan Ciscomani | Republican | 6th | January 3, 2023 – present | Elected in 2022. Re-elected in 2024. |
| John Bertrand Conlan | Republican | 4th | January 3, 1973 – January 3, 1977 | Elected in 1972. Re-elected in 1974. Retired to run for U.S. senator. |
| Samuel G. Coppersmith | Democratic | 1st | January 3, 1993 – January 3, 1995 | Elected in 1992. Retired to run for U.S. senator. |
| Eli Crane | Republican | 2nd | January 3, 2023 – present | Elected in 2022. Re-elected in 2024. |
| Lewis W. Douglas | Democratic | At-large | March 4, 1927 – March 4, 1933 | Elected in 1926. Re-elected in 1928. Re-elected in 1930. Re-elected in 1932. Resigned to become Director of U.S. Office of Management and Budget. |
| Karan English | Democratic | 6th | January 3, 1993 – January 3, 1995 | Elected in 1992. Lost re-election to Hayworth. |
| Jeff Flake | Republican | 1st | January 3, 2001 – January 3, 2003 | Elected in 2000. Redistricted to the 6th district. |
| 6th | January 3, 2003 – January 3, 2013 | Redistricted from the 1st district. Re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Re-elected in 2010. Retired to run for U.S. senator. |
| Trent Franks | Republican | 2nd | January 3, 2003 – January 3, 2013 | Elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Re-elected in 2010. Redistricted to the 8th district. |
| 8th | January 3, 2013 – December 8, 2017 | Redistricted from the 2nd district. Re-elected in 2012. Re-elected in 2014. Re-elected in 2016. Resigned due to sexual harassment investigation by House Ethics Committee. |
| Ruben Gallego | Democratic | 7th | January 3, 2015 – January 3, 2023 | Elected in 2014. Re-elected in 2016. Re-elected in 2018. Re-elected in 2020.. Redistricted to the 3rd district. |
| 3rd | January 3, 2023 – January 3, 2025 | Redistricted from the 7th district and re-elected in 2022. Retired to run for U.S. Senate. |
| Gabby Giffords | Democratic | 8th | January 3, 2007 – January 25, 2012 | Elected in 2006. Re-elected in 2008. Re-elected in 2010. Resigned to focus on her recovery from an assassination attempt. |
| John Noble Goodwin | Republican | Territory | March 4, 1865 – March 3, 1867 | Elected in 1865. Retired. |
| Paul Gosar | Republican | 1st | January 3, 2011 – January 3, 2013 | Elected in 2010. Redistricted to the 4th district. |
| 4th | January 3, 2013 – January 3, 2023 | Redistricted from the 1st district and re-elected in 2012. Re-elected in 2014. Re-elected in 2016. Re-elected in 2018. Re-elected in 2020. Redistricted to the 9th district. |
| 9th | January 3, 2023 – present | Redistricted from the 4th district and re-elected in 2022. Re-elected in 2024. |
| Isabella Selmes Greenway | Democratic | At-large | October 3, 1933 – January 3, 1937 | Elected to finish Douglas's term. Re-elected in 1934. Retired. |
| Raúl M. Grijalva | Democratic | 7th | January 3, 2003 – January 3, 2013 | Elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Re-elected in 2010. Redistricted to the 3rd district. |
| 3rd | January 3, 2013 – January 3, 2023 | Redistricted from the 7th district and re-elected in 2012. Re-elected in 2014. Re-elected in 2016. Re-elected in 2018. Re-elected in 2020. Redistricted to the 7th district. |
| 7th | January 3, 2023 – March 13, 2025 | Redistricted from the 3rd district and re-elected in 2022. Re-elected in 2024. Died. |
| Abraham Hamadeh | Republican | 8th | January 3, 2025 – present | Elected in 2024. |
| Richard F. Harless | Democratic | At-large | January 3, 1943 – January 3, 1949 | Elected in 1942. Re-elected in 1944. Re-elected in 1946. Retired to run for Governor of Arizona. |
| Carl Hayden | Democratic | At-large | February 19, 1912 – March 3, 1927 | Elected in 1911. Re-elected in 1912. Re-elected in 1914. Re-elected in 1916. Re-elected in 1918. Re-elected in 1920. Re-elected in 1922. Re-elected in 1924. Retired to run for U.S. senator. |
| J. D. Hayworth | Republican | 6th | January 3, 1995 – January 3, 2003 | Elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the 5th district. |
| 5th | January 3, 2003 –January 3, 2007 | Redistricted from the 6th district Re-elected in 2002. Re-elected in 2004. Lost re-election to Mitchell. |
| Ann Kirkpatrick | Democratic | 1st | January 3, 2009 – January 3, 2011 | Elected in 2008. Lost re-election to Gosar. |
| January 3, 2013 – January 3, 2017 | Elected in 2012. Re-elected in 2014. Retired to run for U.S. senator. |
| 2nd | January 3, 2019 – January 3, 2023 | Elected in 2018. Re-elected in 2020. Retired. |
| Jim Kolbe | Republican | 5th | January 3, 1985 – January 3, 2003 | Elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the 8th district. |
| 8th | January 3, 2003 – January 3, 2007 | Redistricted from the 5th district. Re-elected in 2002. Re-elected in 2004. Retired. |
| Jon Kyl | Republican | 4th | January 3, 1987 – January 3, 1995 | Elected in 1986. Re-elected in 1988. Re-elected in 1990. Re-elected in 1992. Retired to run for U.S. senator. |
| Debbie Lesko | Republican | 8th | May 7, 2018 – January 3, 2025 | Elected to finish Franks's term. Re-elected in 2018. Re-elected in 2020. Re-elected in 2022. Retired to run for Maricopa County Board of Supervisors. |
| John McCain | Republican | 1st | January 3, 1983 – January 3, 1987 | Elected in 1982. Re-elected in 1984. Retired to run for U.S. senator. |
| Richard Cunningham McCormick | Unionist | Territory | March 4, 1869 – March 3, 1875 | Elected in 1868. Re-elected in 1870. Re-elected in 1872. Retired. |
| James Francis McNulty, Jr. | Democratic | 5th | January 3, 1983 – January 3, 1985 | Elected in 1982. Lost re-election to Kolbe. |
| Martha McSally | Republican | 2nd | January 3, 2015 – January 3, 2019 | Elected in 2014. Re-elected in 2016. Retired to run for U.S. Senator. |
| Harry Mitchell | Democratic | 5th | January 3, 2007 – January 3, 2011 | Elected in 2006. Re-elected in 2008. Lost re-election to Schweikert. |
| John R. Murdock | Democratic | At-large | January 3, 1937 – January 3, 1949 | Elected in 1936. Re-elected in 1938. Re-elected in 1940. Re-elected in 1942. Re-elected in 1944. Re-elected in 1946. Redistricted to 1st district. |
| 1st | January 3, 1949 – January 3, 1953 | Redistricted from the at-large district and re-elected in 1948. Re-elected in 1950. Lost re-election to Rhodes. |
| Nathan Oakes Murphy | Republican | Territory | March 4, 1895 – March 3, 1897 | Elected in 1894. Retired. |
| Tom O'Halleran | Democratic | 1st | January 3, 2017 – January 3, 2023 | Elected in 2016. Re-elected in 2018. Re-elected in 2020. Redistricted to the 2nd district and lost re–election to Crane. |
| Granville Henderson Oury | Democratic | Territory | March 4, 1881 – March 3, 1885 | Elected in 1880. Re-elected in 1882. Retired. |
| Ed Pastor | Democratic | 2nd | October 3, 1991 – January 3, 2003 | Elected to finish Udall's term. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the 4th district. |
| 4th | January 3, 2003 – January 3, 2013 | Redistricted from the 2nd district. Re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Re-elected in 2010. Redistricted to the 7th district. |
| 7th | January 3, 2013 – January 3, 2015 | Redistricted from 4th district. Re-elected in 2012. Retired. |
| Harold A. Patten | Democratic | 2nd | January 3, 1949 – January 3, 1955 | Elected in 1948. Re-elected in 1950. Re-elected in 1952. Retired. |
| Charles Debrille Poston | Republican | Territory | December 5, 1864 – March 3, 1865 | Elected in 1864. Lost re-election to Goodwin. |
| Ben Quayle | Republican | 3rd | January 3, 2011 – January 3, 2013 | Elected in 2010. Redistricted to the 6th district and lost renomination to Schweikert. |
| Rick Renzi | Republican | 1st | January 3, 2003 – January 3, 2009 | Elected in 2002. Re-elected in 2004. Re-elected in 2006. Retired. |
| John Jacob Rhodes | Republican | 1st | January 3, 1953 – January 3, 1983 | Elected in 1952. Re-elected in 1954. Re-elected in 1956. Re-elected in 1958. Re-elected in 1960. Re-elected in 1962. Re-elected in 1964. Retired. |
| John Jacob Rhodes III | Republican | 1st | January 3, 1987 – January 3, 1993 | Elected in 1986. Re-elected in 1988. Re-elected in 1990. Lost re-election to Coppersmith. |
| Eldon D. Rudd | Republican | 4th | January 3, 1977 – January 3, 1987 | Elected in 1976. Re-elected in 1978. Re-elected in 1980. Re-elected in 1982. Re-elected in 1984. Retired. |
| Matt Salmon | Republican | 1st | January 3, 1995 – January 3, 2001 | Elected in 1994. Re-elected in 1996. Re-elected in 1998. Retired to run for Governor of Arizona. |
| 5th | January 3, 2013 – January 3, 2017 | Elected in 2012. Re-elected in 2014. Retired. |
| David Schweikert | Republican | 5th | January 3, 2011 – January 3, 2013 | Elected in 2010. Redistricted to the 6th district. |
| 6th | January 3, 2013 – January 3, 2023 | Redistricted from the 5th district. Re-elected in 2012. Re-elected in 2014. Re-elected in 2016. Re-elected in 2018. Re-elected in 2020. Redistricted to the 1st district. |
| 1st | January 3, 2013 – present | Redistricted from the 6th district. Re-elected in 2022. Re-elected in 2024. |
| George Frederick Senner, Jr. | Democratic | 3rd | January 3, 1963 – January 3, 1967 | Elected in 1962. Re-elected in 1964. Lost re-election to Steiger. |
| John B. Shadegg | Republican | 4th | January 3, 1995 – January 3, 2003 | Elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Redistricted to the 3rd district. |
| 3rd | January 3, 2003 – January 3, 2011 | Redistricted from the 4th district and re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Retired. |
| Kyrsten Sinema | Democratic | 9th | January 3, 2013 – January 3, 2019 | Elected in 2012. Re-elected in 2014. Re-elected in 2016. Retired to run for U.S. senator. |
| Marcus Aurelius Smith | Democratic | Territory | March 4, 1887 – March 3, 1895 | Elected in 1886. Re-elected in 1888. Re-elected in 1890. Re-elected in 1892. Retired. |
| Territory | March 4, 1897 – March 3, 1899 | Elected in 1896. Lost renomination to Wilson. |
| Territory | March 4, 1901 – March 3, 1903 | Elected in 1900. Retired. |
| Territory | March 4, 1905 – March 3, 1909 | Elected in 1904. Re-elected in 1906. Lost re-election to Cameron. |
| Greg Stanton | Democratic | 9th | January 3, 2019 – January 3, 2023 | Elected in 2018. Re-elected in 2020. Redistricted to the 4th district. |
| 4th | January 3, 2019 – present | Redistricted from the 6th district. Re-elected in 2022. Re-elected in 2024. |
| Sam Steiger | Republican | 3rd | January 3, 1967 – January 3, 1977 | Elected in 1966. Re-elected in 1968. Re-elected in 1970. Re-elected in 1972. Re-elected in 1974. Retired to run for U.S. Senator. |
| Hiram Sanford Stevens | Democratic | Territory | March 4, 1875 – March 3, 1879 | Elected in 1874. Re-elected in 1876. Lost re-election to Campbell. |
| Bob Stump | Democratic | 3rd | January 3, 1977 – January 3, 1982 | Elected in 1976. Re-elected in 1978. Re-elected in 1980. |
| Republican | January 3, 1982 – January 3, 2003 | Re-elected in 1982 as a Republican. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Retired. |
| Mo Udall | Democratic | 2nd | May 2, 1961 – May 4, 1991 | Elected to finish his brother's term. Re-elected in 1962. Re-elected in 1964. Re-elected in 1966. Re-elected in 1968. Re-elected in 1970. Re-elected in 1972. Re-elected in 1974. Re-elected in 1976. Re-elected in 1978. Re-elected in 1980. Re-elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Resigned for health reasons. |
| Stewart Lee Udall | Democratic | 2nd | January 3, 1955 – January 21, 1961 | Elected in 1954. Re-elected in 1956. Re-elected in 1958. Re-elected in 1960. Resigned to become U.S. Secretary of the Interior. |
| John Frank Wilson | Democratic | Territory | March 4, 1899 – March 3, 1901 | Elected in 1898. Lost renomination to Smith. |
| Territory | March 4, 1903 – March 3, 1905 | Elected in 1902. Retired. |