Season 1 of Big Brother premiered on March 1, 2000.

Season 2 of Big Brother premiered on September 14, 2000.

Season 3 of Big Brother premiered on January 27, 2001.

Season 4 of Big Brother premiered on March 31, 2003.

Season 5 of Big Brother premiered on March 2, 2004.

Season 6 of Big Brother premiered on March 2, 2005.

Season 7 of Big Brother premiered on February 5, 2007.

Season 8 of Big Brother premiered on January 7, 2008.

Season 9 of Big Brother premiered on December 8, 2008.

Season 10 of Big Brother premiered on January 11, 2010.

Season 11 of Big Brother premiered on May 2, 2011.

Season 12 of Big Brother premiered on September 22, 2015.

Season 13 of Big Brother premiered on February 10, 2020.

Season 14 of Big Brother premiered on March 4, 2024.

Season 15 of Big Brother premiered on February 24, 2025.