1985 - Grand Marshal: Mike Thompson
1987--Grand Marshal: Assemblywoman Bev Hanson.
1988--No Grand Marshal on file
1989--Grand Marshal: Roy Clinton Vines
1990--Grand Marshals: Rudy and Barbara Yudnich
1991--No Grand Marshal on file
1992--Grand Marshal: Jack Barker
1993--Grand Marshal: Jim Garrett Theme: "Best in the West"
1994--Grand Marshal: Luke Simon
1995--Grand Marshals: Burt and Dorothea Swallow Theme: "The Cowboy Way"
1996--G. Marshals: Judith and Walter Hardester Theme: Small town traditions
1997--Grand Marshal: Earl Huston Theme: Hometown Hoedown
1998--Grand Marshal: Bob Donley Theme: 100 Years of Western Tradition
1999--Grand Marshal: Earle Wrieden Theme: Riding through the decades
2000--Grand Marshals: Wayne and Kim Jackson Theme: Starting Anew
2001--Grand Marshals Orville and Karen Magoon Theme: Boots and Spurs
2002--Grand Marshals: John and Jean Gay Theme: She`s A Grand Ol` Flag
2003--GM: Mdtn Lions and Lioness Clubs Theme: Celebrating the All American Small Town
2004--GM: Middletown Rancheria Theme: Western Ways for Western Days
2005--Grand Marshals Molly and Dennis Euken Theme: The Wild Wild West
2006--Grand Marshals: Mike and Karen Jones Theme: 45 Years of Pure Country
2007--Grand Marshal Dave Leary Theme: Back in the Ole West
2008--GM Jim and Hettie Hendrickson Theme: Beneath These Western Skies
2009--Grand Marshal: Wayne Nelson Theme: Bits and Spurs
2010--Grand Marshal: Jim Comstock Theme: Spirit of the Old West
2011--Grand Marshal: Dave Hall Theme: 50 Years of Fun
2012--Grand Marshal: Martha Webster Theme: Family Fun for Everyone
2013 -- Grand Marshals: Gail & Bill Wright Theme: Long Live Western Heritage
2014--Grand Marshal: George Sweat Theme: Long Live Western Heritage
2015--Grand Marshal's: Jim & Carol Bolander Theme: Long Live Western Heritage
2016 - Grand Marshal - Calpine at The Geysers Theme: Long Live Western Heritage
2017 - Grand Marshal - The Parker family Theme: Shades of the Old West
2018 - Grand Marshal - MHS Graduates prior to 1968
2019 - Grand Marshal Richie & Sara Egger
2020 - No Middletown Days - Covid
2021 - Grand Marshal Hope City Theme: "Breaking Out" (of Covid 19)
2022 - Grand Marshal - Nona Perez
2023 - Grand Marshal The Crofoot family
2024 - Grand Marshal - Chanele Hellwege Heroes Among Us