
Who Do You Think You Are?
A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.
Watch the official trailer
Seasons

Season 1
10 episodes · 2004

Season 2
6 episodes · 2006

Season 3
8 episodes · 2006

Season 4
7 episodes · 2007

Season 5
8 episodes · 2008

Season 6
11 episodes · 2009
Season 7 image is missing
Season 7
9 episodes · 2010
Season 8 image is missing
Season 8
10 episodes · 2011
Season 9 image is missing
Season 9
10 episodes · 2012
Season 10 image is missing
Season 10
10 episodes · 2013
Season 11 image is missing
Season 11
10 episodes · 2014

Season 12
10 episodes · 2015

Season 13
10 episodes · 2016

Season 14
10 episodes · 2017

Season 15
8 episodes · 2018

Season 16
8 episodes · 2019

Season 17
4 episodes · 2020
Season 18 image is missing
Season 18
7 episodes · 2021
Series 19 image is missing
Season 19
5 episodes · 2022
Series 20 image is missing
Season 20
9 episodes · 2023
Series 21 image is missing
Season 21
7 episodes · 2024
Series 22 image is missing
Season 22
8 episodes · 2025
Series 23 image is missing
Season 23
8 episodes · 2026
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