Kayo Fabrício Silva dos Santos (born 5 January 2002 in Arcoverde) is a Brazilian judoka.

[2][3][4] In 2019, he won the gold medal in the 90 kg category at the Pan-American Junior Judo Championship, held in Cali, Colombia.

Current Brazilian school champion and Brazilian runner-up, Kayo Santos, from Associação Plínio Almeida, from Arcoverde, won the title defeating Canadian Amir Abis Elrehim.

[5] At the 2021 Junior Pan American Games held in Cali, Colombia, he won two gold medals in the ‍–‍100 kg category and in the Brazilian Team.

[6][7] At the 2023 Pan American Games, Santos obtained the bronze medal in the ‍–‍100 kg category.