Katerina Johnovna Keyru (Russian: Катерина Джоновна Кейру; later Novoseltseva, Russian: Новосельцева; born 4 December 1988) is a Russian basketball shooting guard.

She was part of the Russian team that won the 2008 European junior championships.

[1] Keyru was born to John Carew, an Olympic sprint runner from Sierra Leone, who in 1976 came to study in Rostov and married there.

Olah is an actor, Willy is a singer, and Victor is an international basketball player.

[2] In 2015, she married the Russian football player Ivan Novoseltsev, who proposed her after an official football match, in front of the crowd.