Who Do You Think You Are? - Seasons
Specials
2007
•
2 episodes
Season 1
2004
•
10 episodes
Season 2
2006
•
6 episodes
Season 3
2006
•
8 episodes
Season 4
2007
•
7 episodes
Season 5
2008
•
8 episodes
Season 6
2009
•
11 episodes
Season 7
2010
•
9 episodes
Season 8
2011
•
10 episodes
Season 9
2012
•
10 episodes
Season 10
2013
•
10 episodes
Season 11
2014
•
10 episodes
Season 12
2015
•
10 episodes
Season 13
2016
•
10 episodes
Season 14
2017
•
10 episodes
Season 15
2018
•
8 episodes
Season 17
2020
•
4 episodes
Season 18
2021
•
7 episodes
Series 19
2022
•
5 episodes
Series 20
2023
•
9 episodes
Series 21
2024
•
7 episodes
Stars delve into their family history to find moving, funny and extraordinary stories.
Series 22
2025
•
8 episodes