Katja Koroleva

Katja Koroleva
Katja Koroleva refereeing a USWNT match in 2021
Full name Ekaterina Koroleva
Born (1987-03-20) March 20, 1987
Novosibirsk, Soviet Union
Domestic
Years League Role
2013– NWSL Referee
2015– United Soccer League Referee
2017– MLS Video Assistant Referee
International
Years League Role
2014– FIFA listed Referee

Ekaterina "Katja" Koroleva (Russian: Екатерина «Катя» Королева; born March 20, 1987) is an international soccer referee for the Professional Referee Organization (PRO), which she joined in 2013. Born in the Soviet Union, she represents the United States.

She is also a mid-level practitioner at Cascade Valley Hospital in Arlington, Washington, United States. In April 2020, CONCACAF recognized Koroleva for her service as a frontline healthcare worker during the COVID-19 pandemic.