The structure of the government of South Dakota is based on that of the federal government, with three branches of government: executive, legislative, and judicial. The structure of the state government is laid out in the Constitution of South Dakota, the highest law in the state. The constitution may be amended either by a majority vote of both houses of the legislature, or by voter initiative.
Isaac James Latterell is an American politician and a former Republican member of the South Dakota House of Representatives who has represented District 6 from January 11, 2013 to January 12, 2021. In 2016, he was elected as Majority Whip and served in that position for 2017 and 2018.
Tim G. Rounds is an American politician and formerly a Republican member of the South Dakota House of Representatives representing District 24 from January 2013 to January 2021. Rounds previously served from January 2003 until January 2011 in a District 24 seat, but took a break from the House due to the state's term limits, which also caused him to leave the House after his second stint.
Hal G. Wick was an American politician and a Republican member of the South Dakota House of Representatives representing District 12 from January 11, 2011, to January 13, 2015. Wick previously served several non-consecutive terms from January 1977 until January 1981 in District 11, from January 1995 until January 1999 and from January 2001 until January 2009 in the District 12 seat, but ran for South Dakota Senate in 2008 due to the state's term limits.
Dean Albert Wink is an American politician and former football player who played parts of three seasons in the National Football League (NFL) with the Philadelphia Eagles from 1966 to 1968. A Republican, he represented District 29 in the South Dakota House of Representatives from 2009 to 2016. Wink was the Speaker pro tempore of the House from January 11, 2011 to January 10, 2015 and the Speaker of the House from January 10, 2015 to January 10, 2017.
Brock L. Greenfield is an American politician serving as School and Public Lands Commissioner of South Dakota. He previously served as a Republican member of the South Dakota Senate. Greenfield was consecutively a member of the House for District 6 from January 2009 until January 11, 2013, and a member of the South Dakota Senate for District 6 from January 2001 until January 2009. Greenfield has represented District 2 since January 10, 2015.
James 'Jim' W. Bolin is an American politician and a Republican member of the South Dakota House of Representatives representing District 16 since January 2009. Bolin was the mayor of Canton, South Dakota, from 2007 until 2008.
Betty Olson is a rancher, EMT, and substitute schoolteacher. She is an American politician who served as a Republican member of the South Dakota Senate in District 28 from 2015 to 2017. Before that, she was a member of the South Dakota House of Representatives in District 28B from 2007 to 2015.
David Ellwood Lust was an American politician who served as a member of the South Dakota House of Representatives representing District 34 from January 2007 until January 2015 and again from September 2016 until January 2019.
Bill L. Van Gerpen is an American politician and a Republican member of the South Dakota Senate representing District 19 since January 8, 2013. Van Gerpen served several non-consecutive periods in the South Dakota Legislature from January 1997 until January 1999 from January 2001 until January 2007, and from January 2009 until January 2011 in the South Dakota House of Representatives District 19 seat.
Jeffrey 'Jeff' Rodrick Monroe is an American politician and a Republican member of the South Dakota Senate representing District 24 since January 8, 2013. Monroe served non-consecutively in the South Dakota Legislature from January 1995 until January 2003 in the South Dakota House of Representatives District 24 seat.
Mark K. Kirkeby is an American politician and a Republican member of the South Dakota Senate representing District 35 since January 8, 2013. Kirkeby served consecutively in the South Dakota Legislature from January 2007 until January 8, 2013, in the South Dakota House of Representatives District 35 seat.
Phil Jensen, is an American politician from Pennington County, South Dakota who is a current member of the South Dakota House of Representatives and has served as a Republican member of the South Dakota Senate representing District 33 from 2013 to 2021. Jensen served consecutively in the South Dakota Legislature from January 2009 until January 8, 2013 in the South Dakota House of Representatives District 33 seat. He supplements his legislative income as a cookware dealer.
Richard Blake Curd is an American politician and a Republican member of the South Dakota Senate representing District 12 since June 6, 2013. Curd served non-consecutively in the South Dakota Legislature from January 2009 until January 11, 2011 in the South Dakota House of Representatives District 12 seat. He was a candidate for the United States House of Representatives for South Dakota's at-large congressional district in the 2010 election. Curd was appointed to the South Dakota Senate to fill the vacancy caused by the resignation of Republican Senator J. Mark Johnston.
Larry J. Tidemann is a former American politician and a former Republican member of the South Dakota Senate representing District 7 from 2011-2019. Tidemann served consecutively in the South Dakota Legislature from January 2005 until January 11, 2011 in the South Dakota House of Representatives District 7 seat.
Deb M. Peters is an American politician who served as a Republican member of the South Dakota Senate from January 11, 2011 to January 2019. Peters served consecutively in the South Dakota Legislature from January 2005 until January 11, 2011 in the South Dakota House of Representatives District 9 seat.
Phyllis M. Heineman is an American politician and a Republican member of the South Dakota Senate representing District 13 since January 11, 2011. Heineman served non-consecutively in the South Dakota Legislature from her appointment by Governor of South Dakota Bill Janklow November 2, 1999 to fill the vacancy caused by the resignation of Dana John Windhorst until January 2009 in the South Dakota House of Representatives District 13 seat.
Al Novstrup is business owner, an American politician and a Republican member of the South Dakota House of Representatives representing District 3 since January 2015.
Jean M. Hunhoff is an American politician and a Republican member of the South Dakota Senate since 2021. She has also served in the South Dakota House of Representatives representing District 18 from 2001 to 2007 and again from 2015 to 2021. She previously served in the South Dakota Senate from 2007 to 2015. Hunhoff was the mayor of Yankton from 1995 until 1997.
Patricia A. McCoy is an American politician who serves as the Minority Leader in the Vermont House of Representatives and from the Rutland district as a member of the Republican Party. She has served as the town clerk and treasurer in Poultney, Vermont since 1991.
