David Zwonitzer

David Lee Zwonitzer^[2] (born March 10, 1953) is an American politician and a former Republican member of the Wyoming House of Representatives who represented District 9 from 2006 until 2017, and District 8 from 2023 to 2025.^[3] His son Dan is also a member of the Wyoming House.

David Zwonitzer
Member of the Wyoming House of Representatives from the 8th district
In office January 10, 2023 – January 2025
Preceded by	Bob Nicholas (redistricted)
Succeeded by	Steve Johnson
Member of the Wyoming House of Representatives from the 9th[1] district
In office May 2006 – January 10, 2017
Preceded by	Bryan Pedersen
Succeeded by	Landon Brown
Personal details
Born	(1953-03-10) March 10, 1953 (age 72) Holton, Kansas, U.S.
Political party	Republican
Residence(s)	Cheyenne, Wyoming, U.S.
Education	University of Wyoming (BS, MS)

Education

Zwonitzer earned his BS and MS in water resources from the University of Wyoming.

Elections

• 2006 Zwontizer was appointed to the state House by the Laramie County Commission in April following the resignation of Representative Bryan Pedersen.^[4] He was sworn in May.^[5]
• 2006 Zwonitzer was unopposed for the August 22, 2006 Republican Primary, winning with 939 votes,^[6] and won the November 7, 2006 General election with 1,659 votes (56.4%) against Democratic nominee Sleeter Dover.^[7]
• 2008 Zwonitzer won the August 19, 2008 Republican Primary with 633 votes (69.0%),^[8] and won the November 4, 2008 General election with 2,332 votes (57.6%) against Democratic nominee Tony Reyes.^[9]
• 2010 Zwonitzer was unopposed for both the August 17, 2010 Republican Primary, winning with 1,179 votes,^[10] and the November 2, 2010 General election, winning with 2,321 votes.^[11]
• 2012 Zwonitzer won the August 21, 2012 Republican Primary with 758 votes (52.1%),^[12] and won the four-way November 6, 2012 General election with 2,609 votes (63.2%) against Constitution candidate Skip Eshelman, Libertarian candidate Charles Kenworthy, and Wyoming Country Party candidate Perry Helgeson.^[13]
• 2014 Zwonitzer won a fifth term for House District 9, securing 57% of the vote to defeat Democrat Mike Weiland.^[14]