Season 0 of Celebrity Big Brother premiered on January 1, 2015.

Season 1 of Celebrity Big Brother premiered on March 8, 2001.

Season 2 of Celebrity Big Brother premiered on November 20, 2002.

Season 3 of Celebrity Big Brother premiered on January 6, 2005.

Season 4 of Celebrity Big Brother premiered on January 5, 2006.

Season 5 of Celebrity Big Brother premiered on January 3, 2007.

Season 6 of Celebrity Big Brother premiered on January 2, 2009.

Season 7 of Celebrity Big Brother premiered on January 3, 2010.

Season 8 of Celebrity Big Brother premiered on August 18, 2011.

Season 9 of Celebrity Big Brother premiered on January 5, 2012.

Season 10 of Celebrity Big Brother premiered on August 15, 2012.

Season 11 of Celebrity Big Brother premiered on January 3, 2013.

Season 12 of Celebrity Big Brother premiered on August 22, 2013.

Season 13 of Celebrity Big Brother premiered on January 3, 2014.

Season 14 of Celebrity Big Brother premiered on August 18, 2014.

Season 15 of Celebrity Big Brother premiered on January 7, 2015.

Season 16 of Celebrity Big Brother premiered on August 27, 2015.

Season 17 of Celebrity Big Brother premiered on January 5, 2016.

Season 18 of Celebrity Big Brother premiered on July 28, 2016.

Season 19 of Celebrity Big Brother premiered on January 3, 2017.

Season 20 of Celebrity Big Brother premiered on August 1, 2017.

Season 21 of Celebrity Big Brother premiered on January 2, 2018.

Season 22 of Celebrity Big Brother premiered on August 16, 2018.