Gregg was a Democratic precinct committeeman from 1974 to 1986. He was a delegate to the
Democratic National Convention in 1992, 1996, 2000, 2008, 2012, and 2016. During the 2008 primary, Gregg was an honorary chair of the
Hillary Clinton for President Indiana Campaign, and he accompanied former President
Bill Clinton to events across Indiana.
Indiana House of Representatives Elections Gregg's legislative career spanned 8 elections. In 1986 he ran against and defeated Democratic incumbent Representative Bill Roach in the primary election to represent District 45 in the
Indiana House of Representatives. He was reelected seven times, in 1988, 1990, 1992, 1994, 1996, 1998, and 2000. He represented
Sullivan,
Daviess,
Greene,
Knox, and
Vigo counties.
Tenure Over the span of his 16 years in the Indiana House, Gregg spent a dozen years in the most powerful positions in that chamber, and contributed twice to redistricting process that occurs every decade. In 1990, Gregg went from a back-bencher in seat number 100 to the first position as House majority leader. He served as majority leader from 1990 to 1994 and as House Democratic leader from 1994 to 1996. As Democratic leader, he is remembered for his leadership of a walkout in 1995.) Gregg was reelected Speaker after the 1998 general election when Democrats took control of the House with a 53–47 majority. Throughout his legislative career, Gregg was a proponent of tax cuts, including the elimination of the excise and inventory taxes and the reform of property taxes. One commentator noted that despite disagreements over policy ideas during his speakership, "it is hard to find an enemy of Gregg's at the Statehouse."
House Representative, District 45, 1992 In 1992, Gregg ran unopposed for his fourth term.
House Representative, District 45, 1994 John Gregg ran unopposed again for his fifth legislative term in 1994.
House Representative, District 45, 1996 John Gregg won his sixth term against Republican opponent Julia Johnson Sheffler of Sullivan.
House Representative, District 45, 1998 John Gregg ran unopposed for his seventh term in 1998.
House Representative, District 45, 2000 John Gregg again successfully defended his seat for his eighth term as state representative and as the incumbent Speaker of the House against his Republican opponent Bud Hood of Shelburn.
Committee assignments • House County and Township Committee, 1986 {{Election box begin no change
2016 gubernatorial campaign On April 30, 2015, Gregg launched his second campaign, which originally was to be a rematch against Gov. Pence, who was perceived as politically weakened after signing the Religious Freedom Restoration Act. Gregg entered the 2016 race for Governor before other Democrats announced their presumed candidacies, including Indiana state Sen.
Karen Tallian and state superintendent of schools
Glenda Ritz, who withdrew. In July, after Pence dropped out of the race to become Republican presidential nominee
Donald Trump's vice presidential running mate in the
2016 presidential election, Lieutenant Governor Eric Holcomb ended his candidacy to retain his seat in order to seek the gubernatorial nomination. The Indiana State Republican Committee selected Holcomb to replace Pence as their gubernatorial nominee. Gregg was defeated by Holcomb in the general election for the governorship. ==Awards and honors==