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The Guardian - UK
The Guardian - UK
Science
Donna Ferguson

Rise in DNA tests being used to claim citizenship of other countries

Former Team GB Olympic athlete Sarah Claxton traced her American father through ancestry DNA testing.
Former Team GB Olympic athlete Sarah Claxton traced her American father through ancestry DNA testing. Photograph: Anselm Ebulue/The Observer

Some do it to explore their ancestral heritage or an unknown part of their identity. Others are hoping to find parents, siblings and new relatives.

More than 40 million people worldwide are thought to have tested their DNA ancestry via companies such as Ancestry, 23andMe and MyHeritage since the first genetic genealogy test was offered to the public in 2000.

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