Democratic Party Arizona state senators

Jones Osborn (October 22, 1921 – November 6, 2014) was an American politician, newspaper editor, and publisher.
Born in Bicknell, Indiana, Jones moved with his parents to Yuma, Arizona, where they bought two local daily newspapers. Jones learned the printing business and eventually became editor and publisher of the Yuma Daily Sun. He went to the University of Arizona and then served in the United States Army during World War II. In 1971, Jones served in the Arizona House of Representatives as a Democrat, and then served in the Arizona State Senate from 1973 until 1993. After he retired from the legislature, Osborn served on the Arizona Judicial Commission. He also served on the Western Interstate Commission for Higher Education and was chairman of the Commission. He died in Yuma.

James Henderson Jr. (May 16, 1942 – December 30, 2022) was an American politician who was a member of the Arizona State Senate. He served seven terms in the Senate from January 1985 through January 1999, representing district 3.: vii : vii : vii : vii : vii : vii : vii  He ran for an eighth term in 2000, but was narrowly defeated in the Democratic primary by Jack C. Jackson.

Lela Alston (born June 26, 1942) is an American politician and a Democratic member of the Arizona State Senate representing District 5 since January 9, 2023. She previously represented District 24 from 2019 to 2023, and served in the Arizona House of Representatives from 2013 to 2019, and from 2011 to 2013 in the District 11 seat, and non-consecutively in the Arizona State Legislature from 1977 until 1995 in the Arizona Senate.

Harry Everett Mitchell (born July 18, 1940) is an American politician and educator who served as a U.S. Representative representing Arizona's 5th congressional district from 2007 until 2011. He is a member of the Democratic Party.