Template:2018 Seasons

{| class="wikitable" style="margin: auto; text-align: center; font-size: 8pt; white-space:nowrap" ! colspan=7|2018 Seasons ! rowspan=2|Country ! rowspan=2|Season ! colspan=2|Season Run ! rowspan=2 style="width: 8%;" |Contestants ! rowspan=2 style="width: 5%;" |Days ! rowspan=2|Winner ! Start Date ! End Date
 * United Kingdom
 * Celebrity Big Brother 21 (UK)
 * January 2, 2018
 * February 2, 2018
 * 16
 * 32
 * Shane Jenek
 * United Kingdom
 * Celebrity Big Brother 1 (US)
 * February 7, 2018
 * February 25, 2018
 * 11
 * 26
 * Marissa Jaret Winokur
 * Brazil
 * Big Brother Brazil 18
 * January 22, 2018
 * April 19, 2018
 * 19
 * 88
 * Gleici Damasceno
 * Croatia
 * Big Brother Croatia 7
 * January 27, 2018
 * May 6, 2018
 * 31
 * 100
 * Orky Orač
 * Nigeria
 * Big Brother Nigeria 3
 * January 28, 2018
 * April 22, 2018
 * 20
 * 85
 * Miracle Igbokwe
 * Portugal
 * Secret Story Portugal 7
 * February 25, 2018
 * May 27, 2018
 * 17
 * 92
 * Tiago Rufino
 * Canada
 * Big Brother Canada 6
 * March 7, 2018
 * May 10, 2018
 * 16
 * 69
 * Paras Atashnak
 * India
 * Bigg Boss Marathi 1
 * April 15, 2018
 * July 23, 2018
 * 19
 * 100
 * Megha Dhade
 * Italy
 * Grande Fratello 15
 * April 17, 2018
 * June 4, 2018
 * 17
 * 49
 * Alberto Mezzetti
 * Israel
 * HaAh HaGadol 9
 * May 5, 2018
 * September 1, 2018
 * 27
 * 120
 * Israel Ogalbo
 * Portugal
 * Secret Story: O Reencontro
 * May 29, 2018
 * July 1, 2018
 * 11
 * 34
 * Carina Ferreira
 * India
 * Bigg Boss Telugu 2
 * June 10, 2018
 * September 30, 2018
 * 18
 * 112
 * Kaushal Manda
 * India
 * Bigg Boss Tamil 2
 * June 17, 2018
 * September 30, 2018
 * 17
 * 105
 * Riythvika
 * India
 * Bigg Boss Malayalam 1
 * June 24, 2018
 * September 30, 2018
 * 18
 * 98
 * Sabumon Abdusamad
 * United States
 * Big Brother 20 (US)
 * June 27, 2018
 * September 26, 2018
 * 16
 * 99
 * Kaycee Clark
 * United Kingdom
 * Celebrity Big Brother 22 (UK)
 * August 16, 2018
 * September 10, 2018
 * 13
 * 26
 * Ryan Thomas
 * Germany
 * Promi Big Brother 6
 * August 17, 2018
 * August 31, 2018
 * 13
 * 17
 * Silvia Wollny
 * Bulgaria
 * VIP Brother 10 (Bulgaria)
 * September 10, 2018
 * November 2, 2018
 * 17
 * 54
 * Atanas Kolev
 * Spain
 * Gran Hermano VIP 6 (Spain)
 * September 13, 2018
 * December 20, 2018
 * 16
 * 99
 * Miriam Saavedra
 * United Kingdom
 * Big Brother 19 (UK)
 * September 14, 2018
 * November 5, 2018
 * 16
 * 53
 * Cameron Cole
 * India
 * Bigg Boss 12 (Hindi)
 * September 15, 2018
 * December 30, 2018
 * 21
 * 106
 * Dipika Kakar
 * Italy
 * Grande Fratello VIP 3
 * September 24, 2018
 * December 10, 2018
 * 23
 * 78
 * Walter Nudo
 * India
 * Bigg Boss Kannada 6
 * October 21, 2018
 * 2019
 * 21
 * Hungary
 * Való Világ 9
 * November 4, 2018
 * 2019
 * 14
 * Bulgaria
 * Big Brother Bulgaria All-Stars 6
 * November 5, 2018
 * December 10, 2018
 * 13
 * 36
 * Stefan Ivanov
 * Philippines
 * Pinoy Big Brother 8
 * November 10, 2018
 * 2019
 * Walter Nudo
 * India
 * Bigg Boss Kannada 6
 * October 21, 2018
 * 2019
 * 21
 * Hungary
 * Való Világ 9
 * November 4, 2018
 * 2019
 * 14
 * Bulgaria
 * Big Brother Bulgaria All-Stars 6
 * November 5, 2018
 * December 10, 2018
 * 13
 * 36
 * Stefan Ivanov
 * Philippines
 * Pinoy Big Brother 8
 * November 10, 2018
 * 2019
 * Stefan Ivanov
 * Philippines
 * Pinoy Big Brother 8
 * November 10, 2018
 * 2019
 * 2019