Jonathan Guerreiro

Jonathan Franciscovich Guerreiro (;

2017–18 season: Pyeongchang Olympics Zahorski/Guerreiro started their season by winning the silver medal at the 2017 CS Minsk-Arena Ice Star. Competing on the Grand Prix series, they placed fourth at the 2017 Cup of China and sixth at the 2017 Skate America.

In December 2017 they won the bronze medal at the 2018 Russian Championships. A month later they placed 6th at the 2018 European Championships after placing eighth in the short dance and sixth in the free dance.

It was announced by the Russian Figure Skating Federation on 23 January 2018 that Ivan Bukin was not invited to the 2018 Winter Olympics. Because of this, Zahorski/Guerreiro were sent instead. Zahorski/Guerreiro placed thirteenth at the 2018 Winter Olympics. Later they placed eighth at the 2018 World Championships with a personal best score of 180.42 points.

2018–19 season Zahorski suffered from a recurrence of a knee injury over the summer that limited the duo's training time leading up to the new season.