The BEST episodes of Who Do You Think You Are? season 21

Every episode of Who Do You Think You Are? season 21, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Who Do You Think You Are? season 21!

Well known faces within the British media each embark on individual journeys to answer some questions in regards to their own family history.

Last Updated: 11/4/2024Network: BBC OneStatus: Continuing
Vicky McClure
star
7.80
5 votes

#1 - Vicky McClure

Season 21 - Episode 1 - Aired 8/15/2024

Vicky McClure goes on an emotional journey to Taiwan to find out what happened when her great-grandfather was captured as a prisoner of war in World War II.

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Dame Jessica Ennis-Hill
star
7.67
6 votes

#2 - Dame Jessica Ennis-Hill

Season 21 - Episode 5 - Aired 9/12/2024

Jessica Ennis-Hill discovers the truth behind a family mystery and finds out about her Jamaican four-time great-grandfather’s journey from enslavement to land ownership.

Watch Now:Amazon
Gemma Collins
star
7.67
3 votes

#3 - Gemma Collins

Season 21 - Episode 7 - Aired 9/26/2024

Gemma Collins goes on an emotional journey, discovering why her mother was fostered, connecting with a long-lost cousin and finding out her Essex roots go back over 200 years.

Watch Now:Amazon
Rose Ayling-Ellis
star
7.60
5 votes

#4 - Rose Ayling-Ellis

Season 21 - Episode 4 - Aired 9/5/2024

Actor, presenter and deaf rights campaigner Rose Ayling-Ellis goes in search of her family history. She encounters a pub landlady and hunts for a rumoured Italian connection.

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Melanie Chisholm
star
7.00
6 votes

#5 - Melanie Chisholm

Season 21 - Episode 3 - Aired 8/29/2024

Melanie Chisholm is fascinated to discover that her ancestors include a moneylender, a campaigner for social reform and a family fleeing the famine in Ireland.

Olly Murs
star
7.00
5 votes

#6 - Olly Murs

Season 21 - Episode 6 - Aired 9/19/2024

Olly Murs explores his grandfather’s Latvian roots and discovers his great-grandparents were circus performers, and how a wartime decision led to a tragic family estrangement.

Paddy McGuinness
star
6.67
6 votes

#7 - Paddy McGuinness

Season 21 - Episode 2 - Aired 8/22/2024

Paddy McGuinness uncovers his grandfather’s vital work in World War II, how his other grandfather was involved in the Boer War and the family’s journey from Ireland to Bolton.