Longest fingernails on a pair of hands (female)
Who
Ayanna Williams
What
576.41 centimetre(s)
Where
United States (Houston)
When

The longest fingernails on a pair of hands (female) belong to Ayanna Williams (USA), and have a combined total measurement of 576.4 cm (18 ft 10.9 in), as measured in Houston, Texas, USA, on 7 February 2017.

Read more: Meet Ayanna Williams, the lady with the world’s longest fingernails