Season 1 of Ellen DeGeneres Show premiered on September 8, 2003.

Season 2 of Ellen DeGeneres Show premiered on September 6, 2004.

Season 3 of Ellen DeGeneres Show premiered on September 5, 2005.

Season 4 of Ellen DeGeneres Show premiered on September 4, 2006.

Season 5 of Ellen DeGeneres Show premiered on September 4, 2007.

Season 6 of Ellen DeGeneres Show premiered on September 8, 2008.

Season 7 of Ellen DeGeneres Show premiered on September 6, 2009.

Season 8 of Ellen DeGeneres Show premiered on September 13, 2010.

Season 9 of Ellen DeGeneres Show premiered on September 12, 2011.

Season 10 of Ellen DeGeneres Show premiered on September 10, 2012.

Season 11 of Ellen DeGeneres Show premiered on September 9, 2013.

Season 12 of Ellen DeGeneres Show premiered on September 8, 2014.

Season 13 of Ellen DeGeneres Show premiered on September 8, 2015.

Season 14 of Ellen DeGeneres Show premiered on September 1, 2016.

Season 15 of Ellen DeGeneres Show premiered on September 5, 2017.

Season 16 of Ellen DeGeneres Show premiered on September 4, 2018.

Season 17 of Ellen DeGeneres Show premiered on September 9, 2019.

Season 18 of Ellen DeGeneres Show premiered on September 21, 2020.

Season 19 of Ellen DeGeneres Show premiered on September 13, 2021.